The folks at Gates had a sweet display at Interbike:
The limitation of course is the frame design. Belts have no master link, but the workaround seems to be a bolt-on dropout. They're also limited to single speed and geared hubs, although daVinci 's CVT hub seems like a match made in bike heaven.
Co-Motion uses them on the timing side of tandems:
If anyone cares about the rest of last year's photos, they're
here.
September 22nd, I'll be posting photos
here.