[Ffmpeg-devel] Re: HDTV, patents, DRM
Wed Mar 15 00:05:35 CET 2006
M?ns Rullg?rd wrote:
> Mike Melanson <mike at multimedia.cx> writes:
>>Dave Dodge wrote:
>>>True, though the content providers keep trying to add a "broadcast flag"
>>>to the system.
>> I think this is a big factor that holds up adoption of HD content--
>>providers aren't willing to throw the switch unless they have some
>>assurance that the consumers can't save the raw data wholesale (I
>>know, it's a pipe dream on their part).
> A good conditional access system makes it hard enough that nobody will
> do it, even if it can be done in principle. Nobody has computers
> powerful enough to crack a key of 100 or so bits every 10 seconds.
I must not understand this particular cryptosystem very well-- why
would they need to crack the key? Surely, the key must be available some
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