You can enable them right now by setting sidebar.verticalTabs = true in about:config

Why can’t humanity seem to learn that storing all of our knowledge and cultural artifacts in just one place with no backup is a BAD IDEA? Don’t let the library of Alexandria burn again!

Nope

日本語にミームを作る

There is no rule. It just is whatever it is.

what’s wrong with man pages?

Never have, never will.

No. There’s plenty of common examples of that suffix being used in a non-sexual non-negative context. For example: someone who enjoys reading books is called a bibliophile, there’s also the youtube channels Computerphile and Numberphile.

All of them. I don’t skip intros and I’ve never understood why anyone does.