I could imagine using the blur one with subtle, seemingly erratic movements on a 30s loop. :)

haha thats exactly what it does :) Just long enough for you to question your own sanity.

These will be great to use in the office. Thanks for sharing.

Any idea how to make this work for Safari folk as well?

Looks like safari has something similar: http://www.commercetuned.co.uk/accessibility/user-style-shee...

A user stylesheet plugin would work as well

I'm trying to write a "performance enhancement" script to send around to my fellow workers - hoping to just bash my way in. :)