text/plain; $EDITOR %s ;
text/html; $BROWSER %s;     test=test -n "$DISPLAY"
text/html;  w3m %s;     nametemplate=%s.html;       needsterminal
text/html;  w3m -v -F -T text/html -dump %s;        copiousoutput
image/*; sxiv %s ;
video/*; setsid mpv --quiet %s &; copiousoutput
audio/*; mpv %s ;
application/pdf; zathura %s ;
application/pgp-encrypted; gpg -d '%s'; copiousoutput;
application/pgp-keys; gpg --import '%s'; copiousoutput;