Comment the ultimate limit: some 600 years (Score 1) 379
Not enough information in the Universe!!!
Looks funny, but it's backed by serious physics: http://arxiv.org/abs/astro-ph/0404510&e=10129
% "Every morning, I get up and look through the 'Forbes' list of the richest people in America. If I'm not there, I go to work" -- Robert Orben
