I have to say: I've done user testing with (probably hundreds of) users over the years, and I'd say the majority (anecdata) of users never type a URL or use a b

I have to say: I've done user testing with (probably hundreds of) users over the years, and I'd say the majority (anecdata) of users never type a URL or use a bookmark - typing 'facebook' or 'gmail' into Google is a very common thing. Incomprehensible as this may be to us nerds, it's a very real thing.