That's a good point, a Specialized Sirrus with fenders would be just about ideal. I still want semi- heads up posture, due to extreme wigginess of traffic here.

Thanks for the feedback on fender drag (or lack of)

If those dynamo lights are going to break over time, sheesh, I don't want them. Then you're spinning an unused dynamo.

Yes, I can't see much reason for internal gearing, based on your points.