The killer features of FriendFeed continue. Today, the service has just added a way to share files on the service. So now it’s just as easy to share a PDF or text file as it is to share a picture. “You can attach (almost) any file to your FriendFeed posts via the web interface or by emailing file attachments to share@friendfeed.com,” FriendFeed co-founder Bret Taylor…
