Michael Nelson <nelson_mikel@yahoo.com> writes:

>Five minutes of Swedish death metal should get you around 256 bits.

Wrong entropy source, if you go for Norwegian black metal you get at least
1024 bits of entropy [0].  Having said that, Putin's foreign policy speeches
will get you at least 512 bits of entropy in the same time frame.

Peter.

[0] From an estimate done at Tons of Rock in Norway in June of this year.