How do I configure firefox not to use transmission but to save magnet links as files?
see also:
http://kb.mozillazine.org/Register_protocol
Notably, .torrent files are downloadable:
thufir@dur:~$
thufir@dur:~$ ll Downloads/*.torrent
-rw-rw-r-- 1 thufir thufir 30136 Nov 12 14:24 Downloads/ubuntu-17.10-server-amd64.iso.torrent
thufir@dur:~$
