Some of these actually work in a surprising number of places, for instance in the URL bar of both Safari and Chrome (assuming OSX). In fact I am so used to them

Some of these actually work in a surprising number of places, for instance in the URL bar of both Safari and Chrome (assuming OSX). In fact I am so used to them that when they are missing they are the first reminder I am not in my preferred platform (or running a program that does not respect them).