Now that Sony has spilled the carrier-exclusive beans on at least one of its tablets, the S2 clamshell, the company kindly gave us a chance to get some long-awaited hands-on time with both it and its sibling, the S1 slate. And at time when it feels like we handle a new Honeycomb Android tablet every other day, these at least usher in some pretty unusual form factors. On the one hand, you've got the S1, a 9.4-inch slate whose rounded wedge profile was designed to mimic a folded magazine. On the opposite end of the spectrum, there's the S2, which opens to reveal twi
