From: James A. Donald [EMAIL PROTECTED]
Sent: Dec 18, 2004 2:51 PM
To: [EMAIL PROTECTED] [EMAIL PROTECTED]
Subject: Re: Flaw with lava lamp entropy source
..
These days the video entropy source is not a lava lamp, but a
lens cap - in the dark, the ccds generate significant thermal
noise, which
I've been running a 1970s-era lava lamp for some time, and found
that it can enter a stable attractor where you get a non-circulating
blob o' wax at the bottom. While Walker et al.'s (?) LL video entropy
source is cute/clever, the general lesson we can take from this is to be
careful
that