[Jbremnant] wanted to try his hand with ANT+ wireless networks ... There are already libraries out there for Arduino, but [Jbremnant] found that most of them were written as slave-only code.

An Ultegra Di2 variant with ANT+ cranks will arrive at the same time for $10,441, while the lighter, Edge 810-equipped Dura-Ace Di2 launches this August for a hefty $13,051.

I wouldn’t believe you had met me and, you’d be the first person ever. But this is the short story: The organization that created ANT+ has done consumers a huge favor by introducing and controlling ...