As if by magic... Heads-Up Display Coming to Cycling Sunglasses http://t.co/h4sQtQKSyb
— Simon Dickson (@simond) March 7, 2013
As if by magic... Heads-Up Display Coming to Cycling Sunglasses http://t.co/h4sQtQKSyb
— Simon Dickson (@simond) March 7, 2013