This is an example of how to generate a session log using       a custom "ui" and the block editor words. Run "log" to enable   the logger. Run "exit" to disable the logger.                                                                                   Note: docl suggested this feature.                                                                                                                                                                                                                              loc:                                                              variable line                                                   : #tib ['] >in 25 + @ tib - ;                                   : source tib #tib ;                                             : place line @ 64 * there + swap move ;                         : adjust 1 line +! ;                                            : save source dup 0 =if 2drop ;; then place adjust ;          n e                                                               here ] ['] save < is ui > ;                                   ;loc alias log                                                                                                                                                                                                                                                                                                                                                                                                                                                  