Beats me. I don't know if he has one or uses the Internet at all.
I don't know of any organized fan club. If you know of one, e-mail me.
I think it's just Harrison Ford.
If the file is located on the langley.mit.edu server, the server is probably just down temporarily and the file will be up soon. If it is on another server, try again later - if the file is still inaccessible later, let me know and I will update the link.
