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Posted by Gilgamesh on 12/03/06 10:40
"Little Red Hen" <whodunnit@gmail.com> wrote in message
news:8Asch.1697$HU.818@news-server.bigpond.net.au...
>
> <aniramca@yahoo.com> wrote in message
> news:1165096215.295727.171560@j44g2000cwa.googlegroups.com...
>> Do you think that the video format war for the DVD will be over soon?
>> I still do not see that one format is overpowering the other. I have a
>> few questions about these formats
>> - Which one was the one first to come out?
>> - When you buy a DVD movie from a store. Is it a DVD-R? It has the
>> same symbol as DVD-R (The DVD+R symbol just a box with RW written on
>> it). The DVD movie, as well as DVD-R has the disk picture logo on it.
>> - Is dual layer DVD applicable for both the DVD-R and DVD+R?
>> - In the past, some movie's DVDs were written on both sides (sometimes
>> one language on one side and another on the other side). Could you buy
>> such a DVD in the market?. Do you have to have a special device to
>> record or to play?
>> - Technically, which one is more superior? DVD-R or DVD+R ? If DVD+R
>> came up later than DVD-R, did it means better and newer technology?
>> - Is it technically more complicated to produce a DVD recorder which is
>> capable to handle both DVDs? Or, it is just a simple switch technology
>> inside the box. If this is the case, then those DVD producer must have
>> vested interest with one type of DVD over the other. My LiteOn brand
>> DVD recorder is cheap (now under $100), and has the convenient to to
>> both? Why not other manufacturers follow suit (except for those who
>> invested one format over the other).
>> I seem to notice that DVD writers for computers appear to be accepting
>> both formats more readily than those stand alone DVD recorders/players
>> to record from TV.
>> - When people invented CD-R or DVD disk years ago, they indicated that
>> using the CD or DVD technology is different from a music/video tape, or
>> LPs. Unlike those other old cassette, LPs, there is NO contact when you
>> play a Cd or DVD. However, I notice that CD and DVD have lots of
>> scratches after a while. How do these scratches created?
>> - Final question - where do you find a DVD disks that guarantee that
>> the recorded data will last a long time. Is there a special DVD (DVD
>> gold or something) that can guarantee the data will not disappear
>> (permanent) after it is recorded. I seem to only notice one type or
>> grade for DVD disks, but I may be wrong.
>>
>> I know that these DVDs may be replaced with either Sony's Blu-ray or
>> the HD-DVD. However, I still do not see that DVD-R or DVD+R comes as a
>> winner, unlike the battle between Sony Betamax and VHS format. It is
>> more convenient when you look at CD-R, there is only one type available.
>>
>
> "When you buy a DVD movie from a store. Is it a DVD-R?"
>
> Neither - commercial (bought) DVDs of movies etc are pressed like vinyls
> not burnt like DVD-R or DVD+R.
Unless its a pirate :-)
>
>
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