Harvest shows what Xbox Live gaming will be like on Windows Phone 7, and it's pretty damn impressive. Achievements, explosions, and glorious gamerpoints. Leaving your house officially no longer means stalling your gamerscore. UPDATED.
They're also showing off Goo Splat and Battle Punks. What's curious is the mention that Goo Splat, an internal Microsoft game, was "ported" over from the Zune HD—it confirms, even more strongly, that the Zune HD is basically being left in the dust here on Xbox Live and all these actually awesome games.