Tech This is what I have been waiting for

[kiwisimon]

Now they need to make the shifter to derailleur wireless.
When this filters down to Ultegra I might actually consider making the switch to Shimano.

http://velonews.competitor.com/2014/01/news/spotted-shimano-di2-wireless-transmitter_313589

 

[bawbag]

ANT+ shifting? Ho ho ho. Imagine the mayhem that could be caused by interfering with the 2.4Ghz band.
http://www.instructables.com/id/Build-your-own-WIFI-jammer/