It is not just by advertising that you can monetize your twittering, you could also get paid to write tweets for somebody else. I’m sure a lot of people are making a living doing this, at least part time, since social media is as hot as it is these days. If you doubt that, Simon Owens found at least one person who does twitter for a living, for a magazine called Sky Mall. The twitterer, whose identity is unknown, was mentioned in a New York Times piece on the mag, although I doubt it is a 40 hour workweek. If it is, what a hack…