In the spirit of the original reddit forum, I'm just pointing out someone who seems to be self-congratulating. It would be less "lunatic" to just do the deed and then not post about it. Your "Why?" seems rather pointed, as if I have some nefarious agenda against working from home.
Actually, mormons think they are very logical. I've seen many instances of people talking about how Brandon Sanderson being Mormon is why he's so thorough at world building.
Erlang VM is supposed to be used for applications that need high reliability (it was developed for the telecom industry). A common idiom in Erlang applications is running many instances of a process and letting it crash when facing an unrecoverable error. After it crashes, it restarts, hence the meme.
Tetris is a part of Emacs, yes.