I thought that this was going to be about auto-completion of config files for Postfix... Neat idea, reminds me a bit of Reverse Polish Notation, Forth & friend

I thought that this was going to be about auto-completion of config files for Postfix... Neat idea, reminds me a bit of Reverse Polish Notation, Forth & friends. Now it's got me wondering about a text editor built on RPN lines, kinda like an inverted emacs + ed...