The attempt to play the piano the very fastest possible Up To 19 Notes Per Second produces a unique sound - says the few that can create such a speed. At the link, the video will let you hear it for yourself. TAL entertains.
Readers of TAL are BIG fans of the stuff on the cutting edge of science - and this article is a great read. Scientists drag light by slowing it to speed of sound - To the point of distorting the image of reality. Just the image mind you.
And, finally for today - this guy says he uses three patented ideas, to produce FREE Electricity out of a 100 dollar machine, that you can build with his plans.
THESE ARE THE PLANS TO BUILD MACHINE HERE!