Being a figment of my parents imagination makes it hard to describe my impact on the world as anything other than minimal. However being a figment of imagination means I'm given to flights of fancy.
While others may have more computing power I'll add my small contribution and hope that one day I'll become a real person.
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.