We live in a world full of fabulous idle distractions -- a million TV channels, videogames at our fingertips, the world's greatest literature just a few menu selections away. Yet still we're stuck cleaning the same floors more or less the same way our forefathers did, despite the fact that they had a lot less fun stuff they could be doing instead. The $249 Mint Automatic Floor Cleaner is another attempt to free us from that burdensome task and, like the Neato XV-11 we recently reviewed, it is quite clinical and comprehensive in the way that it does things. However, while t