------------------------------ ESCAPE COMMANDS -------------------------------

  J   cursor left                       U   Scroll up one line
  L   cursor right                      M   Scroll down one line
  I   cursor up                         O   Scroll up one screen
  ,   cursor down                       .   Scroll down one screen
  K   cursor left then right            7   Scroll left
                                        9   Scroll right
  ;   insert text
  /   go to supervisor                  R   Replace string
                                        F   Find string
  1   overwrite one character           P   Go to page #
  ^   insert one character

  S   save text from cursor to marker
  W   withdraw saved text
  D   duplicate (without withdrawing) saved text
  Z   zap (delete) text from cursor to marker

