Carl Lowenstein wrote:
> On 12/30/06, Richard W. Ernst <[EMAIL PROTECTED]> wrote:
>> Carl Lowenstein wrote:
>> > On 12/29/06, Richard W. Ernst <[EMAIL PROTECTED]> wrote:
>> >> Carl Lowenstein wrote:
>> >> > On 12/29/06, Richard W. Ernst <[EMAIL PROTECTED]> wrote:
>> >> >> I just realized that with USB flash drives so cheap now, skip the
>> >> memory
>> >> >> card/adapter and just use USB.  Allow use of USB keyboard/mouse if
>> >> >> necessary as well, and maybe simplify mounting.  We'll see, but
>> >> I've got
>> >> >> an old 128 meg thumb drive I can use for testing.
>> >> >>
>> >> >> > Richard W. Ernst wrote:
>> >> >> >> 3. built in memory card slot.  Really doesn't have to be able to
>> >> read
>> >> >> >> multiple media, just simplest/cheapest/most common since it's a
>> >> >> >> dedicated system.
>> >> >
>> >> > Maybe remember that USB flash drives have a finite re-write
>> life.  So
>> >> > you don't want to just transplant a running Linux system to them.
>> >> > Think of a distribution that was designed to run from a CDrom but
>> can
>> >> > be installed to use the Flash drive instead of the CD.   Damn Small
>> >> > Linux comes to mind.
>> >> >
>> >> >    carl
>> >>
>> >> I meant as a replacement for the "memory card" that would just hold
>> the
>> >> pix to be displayed, not for the OS.
>> >
>> > Now consider having the OS resident in another USB flash drive thus
>> > reducing the amount of rotating machinery to near zero.
>> >
>> >    carl
>>
>> I thought you just said not such a good idea because of finite
>> read/write issues....  :)
> 
> If you use the memory stick like a CDrom, it never gets written.
> (except for the first time when the OS gets transcribed to it).  I
> wonder which would have a longer lifetime, a read-only memory stick or
> a CDrom drive.

Things CD has which USB does not, and seems better off without:

 motors/mechanisms, bearings, associated power requirements
 dust, smoke, other pollutant (cat-hair?) susceptibilities
 seek latency
 more wires & connections (getting nit-picky, now, I suppose)

Regards,
..jim

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