[conspire] Fwd: (forw) Re: question about DVD writer

Ross Bernheim rossbernheim at speakeasy.net
Wed Dec 20 20:18:07 PST 2006

Begin forwarded message:

> From: Rick Moen <rick at linuxmafia.com>
> Date: December 20,  02006 7:51:43 PM PST
> To: Ross Bernheim <rossbernheim at speakeasy.net>
> Subject: (forw) Re: [conspire] question about DVD writer
> Forwarding your post back to you so you can _post_ it, rather than  
> just
> sending me a private copy.
> ----- Forwarded message from Ross Bernheim  
> <rossbernheim at speakeasy.net> -----
> From: Ross Bernheim <rossbernheim at speakeasy.net>
> Date: Wed, 20 Dec 2006 19:13:23 -0800
> To: Rick Moen <rick at linuxmafia.com>
> X-Mailer: Apple Mail (2.752.2)
> Subject: Re: [conspire] question about DVD writer
> Rick,
> I would add that many of the newer drives will do both DVD-R and
> DVD+R and the RW variants of both as well as CDR and CDRW.
> Two other things, there has been a race to have faster reading and
> writing. Very media dependent. In general, don't count on reliable
> performance writing anywhere near the top speed.  My various drives
> will write reliably for CD's at about 12 to 16 times speed. Above  
> gives
> some to many coasters depending on speed.
> The price on DVD/CD  burners has been coming down and while the
> pace of the price drop is slowing, it shows no signs of stopping for a
> while. Good deals can be had on the models that were the top of the
> line just a while ago.
> Ross
> On Dec 20,  02006, at 9:38 AM, Rick Moen wrote:
>> Quoting Darlene Wallach (freepalestin at dslextreme.com):
>>> I have a Sony CD rw that is scsi and a CD r that is ide. I'm
>>> contemplating/considering buying a dvd reader/writer. When I
>>> was at Central Computers I looked at the DVD roms. I saw combo
>>> CD/DVD readers/writers and just DVD readers/writers. Is there
>>> an advantage to a DVD only over a CD/DVD combo?
>> Not that I know of.  By the way, oh joy:  There are two distinct
>> semi-compatible standards for DVD-ROM:  DVD+R[W] and DVD-R[W].
>> (There's a
>> very different class of drive called "DVD-RAM" that you'll probably
>> never see, and which I'll not even attempt to address.)
>> Just to make sure I'm clear -- again, ignoring DVD-RAM, that's four
>> physical formats:  DVD-R, DVD-RW, DVD+W, and DVD+RW.  The "W" media
>> variants
>> are rewriteable in drives that support erase and rewrite; the
>> "R-with-no-W" variants are, by contrast, write-once and then read-
>> only.
>> A DVD-R drive will write once (only) to DVD-R or DVD-RW discs.  A
>> drive will write once (only) to DVD-R disc and rewritably
>> (erasably) to
>> DVD-RW discs.  And so on.  Media without erase/rewrite ability are
>> cheaper, just as with CD-R[W].
>> Fortunately, on the software side, I _think_ (slightly more than a
>> guess, somewhat less than certainty) that the main Linux DVD-writing
>> tools now handle all of this mess transparently -- though the "minus"
>> variants were better supported for a long while, and caution would
>> suggest seeking that sort of drive instead of "plus" ones.  See:  
>> "DVD"
>> on http://linuxmafia.com/kb/Hardware/
>>> My Sony CD has worked well. Is Sony a good brand for DVD?
>> Probably.
>>> Has anyone heard anything about LiteOn?
>> I personally wouldn't go there.   I like:  Plextor, NEC, Sony,
>> Toshiba.
>> Views Differ<tm>.  (Note:  Preceding prejudices are carried forward
>> without modification from CDR days, and arguably mark me as a  
>> fossil.)
>>> What about IDE vs SCSI for DVD rom?
>> I think you'll have a difficult time finding a SCSI DVD burner, so
>> it's
>> a non-issue.
>>> Is there an advantage to internal DVD rw over external?
>> Cheaper, less clutter.  Otherwise, no.  Disadvantages include heat
>> buildup, power draw, and infeasability of moving the drive  
>> temporarily
>> to a different machine.
>> DVD burners in external enclosures, reached via Firewire or USB are
>> tres
>> cool, and remain my own strong preference.
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> ----- End forwarded message -----

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