don't see the cursor under vt100 nor xterm… accidentally hit "dd" on a directory… unexpected "(u)ndo in 5… 4… 3…" message pop up… muscle memory kicked in "Ct

don't see the cursor under vt100 nor xterm… accidentally hit "dd" on a directory… unexpected "(u)ndo in 5… 4… 3…" message pop up… muscle memory kicked in "Ctrl–C Ctrl–C Ctrl–C" but no avail. prophetically it was walk's directory itself. turned out the Esc key binding was the least of the issues.