I'm not sure if life exists elsewhere, or what the probability is that we are living at the specific time when such a signal might reach us. But one thing i do know is that we owe it to ourselves to participate in this experiment on the CHANCE that we might find the answer
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.