North American Handmade Bicycle Show 2010 - Part two

Shimano's revolutionary Dura-Ace Di2 electronic drivetrain has been highly – and rightfully – touted in racing circles for its remarkable shift performance but it's also been readily accepted among the mostly non-racing oriented handbuilt crowd here at the North American Handmade Bicycle Show – and not just because Shimano is now the show's title sponsor (technically making the official acronym now 'SNAHBS', not 'NAHBS').