Originally Posted by
rollagain
Here's a thing I don't like, though: the manufacturer is going to make the decision to put the cables inside the frame, without buyer input. If you otherwise like that particular bike, you're stuck with the holes (or not, according to your preference).
Lots of internal routing these days. They figure out out to get the mechanical routed and can then use that same frame design to put Di2 on as the next model up. Di2 wants internal.