I firmly believe that we can't possibly be the only being in the universe. That just is impossible. It gives my computer something to do and helps out S.E.T.I. It should continue to upgraded to XP.
SETI@home and Astropulse are funded by grants from the National Science Foundation, NASA, and donations from SETI@home volunteers. AstroPulse is funded in part by the NSF through grant AST-0307956.