Despite shifting more than a million units of its first-generation Zune player, Microsoft is constantly fending off accusations that the device has been a flop. However, with Zune 2.0 on the horizon, some genuinely groundbreaking new features might help it turn the corner. Check this patent out. It was filed by Microsoft last year, and describes two features that could make Zune a contender. First: a system to analyse your music listening habits, and push new stuff down to your Zune (with permission, obviously).