Backup of David's Google+ Posts

biking is all about keeping mass to a minimum. flywheels are all about mass. i don't think any gains from the flywheel will ever offset the extra mass of the flywheel itself.

The biking that most of you do is all about keeping mass to a minimum. The biking that Maxwell von Stein does isn't. It's like a computer engineering joke: You can speed, quality and affordability. Pick two. Not everyone picks the same two. :)