Karl Rove's confusion about capacity of NSA's Utah data center. [oops! Error]

Zenaan Harkness zen at freedbms.net
Tue May 26 03:04:58 PDT 2015


On 5/26/15, jim bell <jdb10987 at yahoo.com> wrote:
> Oops!  Error.Somewhere between bits and bytes, I made an error which I
...
> US alone for one year.  The data stored in a single call could probably be
> compressed to 8,000 bits per second, so every second would require 80 times
> as much data to be stored as just the metadata alone.  [Correction:  The
> data stored in a single call could probably be compressed to 8,000 bits
> (1,000 bytes) per second, so every second would require 8 times as much data
> to be stored as just the metadata alone.}   If the average phone call is 120
> seconds, that would require about 9600x  [Correction:  960x] the data size,
...

http://www.speex.org/
"Speex is based on CELP and is designed to compress voice at bitrates
ranging from 2 to 44 kbps."

And add another 4x storage density improvement without blinking if you
take 2kbps as "minimal but adequate".



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