Just finished reading a 2000 Wired article about the state of the art of flywheels at that point: http://www.wired.com/wired/archive/8.05/flywheel_pr.html http:

Just finished reading a 2000 Wired article about the state of the art of flywheels at that point: http://www.wired.com/wired/archive/8.05/flywheel_pr.html http://www.wired.com/wired/archive/8.05/flywheel_pr.html. This makes me wonder: with all the excitement about graphene, what rpms would a flywheel made from shells of graphene be able to achieve?