Running CLI version on 3 PCs now... my old 256Mb K6-II 500 (which was my original SETI WU cruncher), my work PC (512Mb Athlon Tbird 1.2) and my new machine (1Gb P4 2.4 oc'd to 2.54Ghz) which munches those WUs 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.
