... This clearly creates very high friction and makes mainstream adoption of bitcoin far from easy. (coinfox.info)
I would suggest we give a good long studied look into the energy production values of how a magnetic spinning disc could generate energy uinto a generator similar to the ones that wind turbines are generating but with higher friction values for higher electric output from the powerful spin that can be caused by rare earth magnets in specific allignments (lowtechmagazine.com)
Maserati claims that it has made the engine more responsive, more powerful and more economical, thanks to a special «friction reduction program» including Diamond - Like - Coating of high friction parts inside the valve train. (motorbeam.com)