# sudo apt install libsixel
# sudo apt install xterm
# Start xterm with this parameter:
# xterm -ti vt340
# And also this to enable shift insert
# to give a paste, after copy with the
# same key combination, across
# linux applications:
xterm -ti vt340 -ls -xrm 'XTerm*selectToClipboard: true'
# /usr/share/applications has editable file
# debian-xterm.desktop and one of the
# last lines permit xterm command to
# be expanded with parameters like that