I believe anyone who thinks we are alone in the universe is simply uninformed. With the advancements in computers at our fingertips, it makes no sense not to put it to user for a greater good. Through Seti at home we can all share in this responsibility and perhaps make contact with another civilization in the stars. Keep looking up!
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.