If youre a special sort of person — I dont know, like a tech writer– the ASUS PadFone is old news. Since June 2012, Engadget has reviewed three versions of the phone, which comes with a tablet-like dock allowing you to transform it into a big-screen slate. For our American readers, though, its always been a curiosity — the sort of thing you could read about, but were unlikely to import all the way from Taiwan.