1999 - Mike Tyson is sentenced to a year's imprisonment, fined $5,000, and ordered to serve 2 years probation and perform 200 hours of community service for the August 31, 1998 assault on two people after a car accident.
... until one finds the "rolling" point, but the gyro will also be accelerated to a smaller extent by the slipping friction.
The device is covered by US patents ...