I haven't read of any personal information being given away by F@H, and frankly there's no personal information needed. You download the client, enter in the name you want and the team number and it'll start working. It's a client, not a server
I'm not sure what your last line means. It's not my program, it's coded by some guys with the support of Stanford University if that's what you're asking. No, it doesn't come with a free computer?