Original sentence: Few people ever attain any competancy in the emacs editor programming language, and when the editor has loaded for the first time, more than 500 commands are available, commands which most users will never master.It is surprising that both the X Windows Systm(led by one of the main Multics contributors) and the EMACS editor, were designed by former MIT graduate students after the Multics system had failed, that makes some Unix hackers wonder if MIT systems researchers ever learn from their mistakes.This editor attempts to be all editors to all people
Edited sentence: Again, this editor attempts to be all editors to all people.Few people ever attain any competancy in the emacs editor programming language, and it is surprising that when the editor has loaded for the first time, more than 500 commands are available - which most users, again, never master.In fact, the X Windows System was led by one of the main Multics contributors himself.One wonders if MIT systems researchers ever learn from their mistakes.The surprising thing about both the X Windows Systm and the EMACS editor is that they both were designed by former MIT graduate students after the Multics system had failed