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It is time to end the series on Laserdisc.

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I know, I know, it’s tragic, but I’ve
been putting it off and and its long overdue.

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Many new subscribers have perhaps not seen
any of my Laserdisc series, and I’ll place

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a link to the playlist down below.

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As the fastest recap possible,

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Laserdiscs were the first optical disc format,
predating the CD by four years, and they held

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up to an hour of excellent quality video--nearly
that of DVD--with CD quality digital sound.

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They never achieved great success in the US
or really all of Europe due to the high cost of the system

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and the inability to record television shows on
them, but in Japan they were pretty successful

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reaching about a 10% market penetration.

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I’d also like to just throw in here because
I keep forgetting to do so, I’m on Twitter

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now @TechConnectify.

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That’s only the second time I’ve mentioned
that and I’ve had it for two months now.

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I’m really good at this!

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Now, this final video on the format goes over
three things: One, the discs popularity in

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karaoke, two the Japan-only Squeeze LD format
and Three, the MUSE high definition Laserdisc.

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We’ll start with that because that’s what’s
the title and thumbnail said.

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Japan, being Japan, was way ahead of the rest
of the world when it came to high definition

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television.

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As an American, I think of HD as being a product
of the early 2000’s, especially with the

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introduction of Blu-Ray and HD-DVD in 2006
providing the first form of high definition

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home video.

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That is of course only if you don’t count
the first D-Theater D-VHS releases from 2002.

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And I am aware that the first HD broadcast
in the US took place in 1996, but adoption

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didn’t really take off until 2004-2005.

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But in Japan, a new analog High Definition
standard began test broadcasts in 1989 via

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satellite, and it was in development as far
back as 1979.

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This standard was called MUSE, which was a sloppy acronym for Multiple sub-Nyquist Sampling Encoding.

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NHK, the national broadcasting company in
Japan, preferred the name Hi-Vision.

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The actual specifics of MUSE are very very
complicated and involve some strange sampling

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techniques to increase the resolution that
go way over my head.

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Apparently it’s not strictly analog but
also includes some digital sampling that is

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limited by movement within the frame and it’s
just real weird so please visit some of the

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links down below if you’d like to learn
more.

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But in simple terms, MUSE produced a video
source nearly equivalent to today’s 1080i resolution.

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With 1,125 lines transmitted, of which 1035
were visible, you could call the resolution 1035i.

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And similar to NTSC, it used a 60 hz refresh
rate.

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To get the MUSE signal on a Laserdisc required
tweaking the format somewhat.

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The most significant twist was the adoption
of a red laser.

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If you thought DVD was the first format to
use the red laser, think again.

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Just as the pits in a DVD are smaller and
allow for more data on the disc compared to

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a CD, the smaller pits of MUSE laserdiscs
allowed for a higher bandwidth analog signal

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than a conventional Laserdisc.

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Hi-Vision Laserdiscs used the same CAV and
CLV flavors of your standard discs, but due

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to a higher linear speed required--apparently
the pits were still the same length, just

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squished closer together-- CAV discs used
a smaller portion of the disc, with the inner

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radius being pushed out 76 millimeters.

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And CLV discs used the entire face of the
disc, but the inner portion was read at 2,700 RPM.

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My word.

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That is ridiculous.

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OK, just as a reminder, these discs weigh
a tad over 200g, or just under half a pound.

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And a consumer piece of A/V equipment would
get this massive disc spinning at 2,700 RPM.

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If the disc were rolling, it would be travelling
at 152.6 kilometers per hour, or about 95

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miles per hour.

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In your living room.

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For more context into this absurdity, a standard
Laserdisc spins at up to 1,800 RPM and already

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that seems too fast for comfort.

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Just listen to this player spin a disc up.

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[loud, building whirring noise, with a bassy vibration]

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To be fair, this old beast is louder than

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newer players, but newer players are still
plenty frightening when their covers are off.

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[mechanical sounds as transport engages with disc]

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[Slightly less loud whirring noise, but still
at unsettling speeds]

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Now imagine that 50% faster.

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Yikes.

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Anyway, even though Japan was early for HD,
and MUSE Laserdisc was among the earliest

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ways to get HD content, it was the Laserdisc
of Laserdiscs.

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Adoption was very poor, and the players were
mighty expensive.

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Plus, they required a separate MUSE decoder
to actually create a component output to send

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to your TV.

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But still, near 1080i video on a disc in the
mid nineties?

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That’s pretty wild.

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Today, these MUSE Laserdisc players are highly
sought after for numerous reasons.

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First is probably their collectability and
relative rarity.

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And trust me, they aren’t common.

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As I write this, on eBay there’s a player
with an asking price of $1800, and someone

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else wants nearly $4000 for theirs.

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Discs are also hideously expensive, commanding
$300 or more.

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But aside from their novelty, they are among
the best laserdisc players available.

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These players used their red laser to read standard
NTSC laserdiscs too, and the shorter wavelength

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of the laser means it could read discs more
easily.

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Scratched and worn discs play better on a
MUSE machine.

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Really, all discs play better on MUSE machines
because the red laser almost entirely eliminates

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crosstalk, and its more advanced electronics
produce a better output.

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Moving on then, for those that aren’t already
aware, karaoke is a BIG deal in many parts

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of Asia.

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Much of Laserdisc’s success came from Asia
at large, and some of this was due to its

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seemingly perfect alignment with the karaoke
business.

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Karaoke, after all, began in Japan.

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Pioneer was involved in the karaoke business
to a surprising degree, apparently producing

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many of the music videos used in karaoke machines.

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Which, of course, were made very flexible
with the use of Laserdiscs.

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Pioneer made various models of Laserdisc jukeboxes
that could hold 50 or more discs.

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These machines, with catalogs of up to 100
hours of material available all in one place,

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helped make Laserdisc the format of choice
for karaoke machines.

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To be clear, though, there were and are many
different types of karaoke venue; those that

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would have one of the Laserdisc jukeboxes
were probably in a small percentage of the

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total.

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Still, laserdisc as a format was used fairly
widely.

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Now, if you weren’t aware, a large innovation
in Karaoke was the development of the CD+G

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format, that’s compact disc-graphics.

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Using the rarely-used subcode channels of
an audio CD, the CD+G was able to store basic

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graphics (16 colors at a resolution of 300
X 216) alongside the audio.

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Karaoke machines displayed these graphics,
which were usually lyrics, while playing a disc.

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Laserdisc received a similar extension.

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The LD-G addition wasn’t quite as impressive,
though.

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Info on its specifics is sparse, but it appears
it was more along the lines of a closed-captioning

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system, with white text on black boxes resembling
the standard line 21 decoding we have here

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in the States.

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The actual data was hidden in the audio stream.

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While it wasn’t as impressive as CD-Graphics...

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it’s a Laserdisc so it has full motion

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video going on already.

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Plus, the LD-G standard supported 16 different
data streams, so multiple languages of lyrics

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or subtitles could be supported.

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Whether or not LD-G made its way into karaoke
is unclear, but it’s still pretty neat.

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Well, it seems as though this final installment
will be pretty short.

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I suppose it is pretty much a “here’s
three other things we haven’t talked about

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Laserdisc yet!” episode.

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Hmm.

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Well anyway, the third and final thing is
what we are going to refer to as “Squeeze LD”

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because that’s what it’s called.

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Just as DVD can store the video on discs anamorphically,

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whereby the image is squeezed in from side

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to side, Laserdisc could do it too!

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But only in Japan.

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And only sometimes.

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So as a refresher, the reason why this is
a good idea is that for widescreen displays,

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it really helps if the content going to them
is also widescreen.

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We could create a new 16:9 video standard,
but sending a 16:9 signal to a 4:3 display

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might get messy.

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What we want is something that would be compatible
with both.

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Anamorphic widescreen is a way to use the
existing 4:3 video standard for widescreen

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in a non-destructive way.

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In a DVD, if the disc is made using anamorphic
widescreen, the actual video looks like this.

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If this signal is going to a widescreen display,
A DVD player will send this as is, and the

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TV will stretch that image out to fill itself
in.

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If you don’t have a widescreen TV, then
the DVD player will squish the image downward

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and add letterboxes to the top and bottom
to restore the correct aspect ratio.

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Of course you can encode the video with the
letterboxing, but then you’re wasting much

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of the resolution on black bars.

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This means to fill a widescreen display, you
have to zoom it in.

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And if you make these chunks go offscreen,
you’re making all of that resolution just

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go away.

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By using anamorphic widescreen, none of the
image is lost, it just becomes stretched.

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To use digital terms, it takes pixels that
should be square and stretches them sideways

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into rectangles.

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But of course Laserdisc isn’t digital so
there aren’t pixels.

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Let’s not go down that path…

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Squeeze LD was perhaps the first time anamorphic
widescreen was found in home video.

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But it was rare for players to be able to
unsqueeze the image--few Laserdisc players

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had the ability to self-letterbox like any
DVD player can.

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So unless you had a 16:9 television, which
was a rare thing even in Japan while Laserdisc

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was still current, a Squeeze LD would actually
really suck.

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As you can imagine they aren’t particularly
common, and they were never released in the States.

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Well, that about covers it.

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I think we said all there is to say about
Laserdisc.

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Except no!

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There’s one more thing!

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A bonus fact!

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There WERE recordable Laserdiscs!

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And in at least three varieties.

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Just like the CD-R is a thing, so was the
LD-R. Except they were really called RLV for

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Recordable Laser Videodisc.

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00:10:00,060 --> 00:10:04,930
Now, Wikipedia tells us with no accompanying
citation that these were developed and marketed

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by the Optical Disc Corporation in 1984.

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I’ve linked some forum threads down below
which shed some light on the issue, and it

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could be that fewer than 10 machines ever
existed which could write to these RLVs.

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But, once written, they were compatible with
standard Laserdisc players, just as a CD-R is

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with any old CD player.

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Usually.

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The second variety was actually re-writable.

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The Pioneer VDR-V1000 was a behemoth of a
machine, equipped with 2 lasers to enable

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reading in one place while writing in another,
and the caddy-protected discs had a theoretical

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lifespan of one million re-writes.

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But, this thing was definitely for professional
use only, with a retail price of £25,000.

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Discs, though, were quite the bargain at only
£800.

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Sony developed a third, almost unrelated writable
video standard called CRV, which rather than

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being a midsize crossover...

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I mean a re-writable disc, was a write-once
read-many format, but it only held 24 minutes

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00:11:01,050 --> 00:11:02,050
per side.

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00:11:02,050 --> 00:11:05,730
It was mainly used as a video backup system
in the professional market.

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00:11:05,730 --> 00:11:11,550
Interesting, CRV stands for Component Recordable
Video disc, which makes me wonder if it stored

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component signals rather than composite.

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00:11:14,280 --> 00:11:16,639
Perhaps that would explain its reduced runtime.

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00:11:16,639 --> 00:11:20,399
There might have been more recordable versions
of Laserdisc out there, but information on

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them is scarce.

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00:11:21,399 --> 00:11:25,740
A lot of info for this video came from forum
threads on the Laserdisc archive, the Laserdisc

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00:11:25,740 --> 00:11:27,959
Database, and even CED magic.

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00:11:27,959 --> 00:11:31,149
I’ve put some links down below if you’d
like to take a look at these conversations.

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I believe I owe particular thanks to Disclord
for his knowledge.

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Well now, that is all I have to say about
Laserdisc.

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00:11:36,860 --> 00:11:40,300
I’m sure we’ll look at it again in some
fashion, especially as I want to get this

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00:11:40,300 --> 00:11:44,111
machine working again, but I think I’ve
compiled everything you might want to know

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00:11:44,111 --> 00:11:47,660
about the format into video form, if I do
say so myself.

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00:11:47,660 --> 00:11:50,310
Well, I’m sure that’s not true, but hopefully
most of it.

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As always, thank you so much for watching.

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00:11:52,380 --> 00:11:54,720
And thank you to everyone who supports this
channel on Patreon,

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00:11:54,720 --> 00:11:57,360
especially these fine individuals.

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00:11:57,360 --> 00:12:01,120
I know I’ve said this before, but support
from Patreon literally is what keeps these

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00:12:01,120 --> 00:12:02,480
videos coming.

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00:12:02,480 --> 00:12:07,060
Very soon this channel will become my full-time
job thanks to the amazing support you’ve pledged.

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00:12:07,060 --> 00:12:08,060
Thank you.

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00:12:08,100 --> 00:12:11,580
If you are interested in supporting the channel
too, please check out my Patreon page.

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00:12:12,000 --> 00:12:14,540
Thank you for your consideration, and I’ll
see you next time!

