In high school, a physics teacher once had a play on percussive maintenance. I call it impact encouragement. Or when using a hammer, linear encouragement, but I digress...

He held a glitchy TV by one side 6 inches in the air. Went on at length about the physics of it too. All sorts of BS, and then he dropped it!

#BAM!

Perfect picture after that! And I mean exemplary! Was weird. That set performed better than the others for years! At least two