The Surf module is useful to bypass content filtering systems when you search for some doc and "can't" (don't want to) do a reverse shell to your home thinking you could get caught. The problem is that it often output huge block of text and you can loose some lines because of anti-spam prevention on IRC servers and GTalk servers.
It could be nice to interface a simple url2pdf function. The usage could be:
The result would be an email with the pdf in attachment.