Andi may be
delighted to apt-get install libwww-perl and then
to use /usr/bin/GET for simple cat behaviour.
Or use vim: vim
http://server/path/to/file. With the help of netrw,
it can read and write via rsync, webdav, ftp, and ssh! Not
sure it does SSL yet.
Finally, there’s also sshfs…

