Yes Zach, all of those sentences have been used word by word more than once plus with different wording that is not exactly subtle... well at least they are honest about what they are looking for, got to give them that
Like whitey said, there are plenty of guys like that out there, that the internet is no longer exclusively a place for weirdos doesn't mean the weirdos are no longer around. Also keep in mind that socially awkward people are growing in number this days, not much of a problem to me since I think shy men can be kind of cute, but some go beyond shy, in a very very bad way.
One thing that might have not crossed the guys mind out there is that the ladies on top of trying to avoid platonic chatters that never plan to visit, players, pervs and just plain rude people we also have our version of visa chasers and golddiggers to avoid.