2. a working notmuch emacs interface on another computer (let's call
that computer "client")
3. password-free login (public key authentication) from client to
-server. [Here](http://sial.org/howto/openssh/publickey-auth/) is a
+server. [Here](http://www.debian-administration.org/articles/152) is a
good page on how to set it up.
4. a reasonably fast connection. (This isn't really *neccessary*, but
if your connection is too slow, this won't be very pleasant to use,