one of the advantages of running shells inside Emacs (eshell or
shell-mode) is that the output is just text in a buffer, that can be
navigated, copied, change etc. (of course there are major disadvantages
Working on the console, I can use TMUX (modern gnu screen) functionality
to make a PicoLisp REPL editable with Emacs keybindings, but what about
xterm? Is there a way to navigate/copy PicoLisp REPL output without
using the mouse?