...the CPUs suck
Actually how (Free)BSD made use of available hardware resources back then in the 90s was the big reason for me to use it instead of Linux.
Link to Original Source
Folding@Home costs nearly $70million, uses 584gigawatt hours of power, and produces 730 kilotons of Carbon dioxide. Is fighting mad cow worth it? This article weighs the cost benefit of donating electricity and CPU Cycles, VS. the Real Cost of the project."
Is this the Silver Bullet of parallelization? There's more info on Sieve on Codeplay's site."