Check out the documentation on the JXTA shell: http://a1376.g.akamai.net/f/1376/3565/1d/akamai.collab.net/jxta/JXTA-Shell-Overview.pdf It's very much like what we planned Piper's text-based UI (Peep) to be. Now all they need is a "connect-the-dots" GUI, right? ;-) We'll have to put this on our "very much like Piper" list. But, hey, look at the bright side: We independently came up with the same idea that Bill Joy had. The field is becoming filled with players! Cheers. Jeff -- J.W. Bizzaro jeff at bioinformatics.org Director, Bioinformatics.org http://bioinformatics.org/~jeff "As we enjoy great advantages from the inventions of others, we should be glad of an opportunity to serve others by any invention of ours; and this we should do freely and generously." -- Benjamin Franklin --