If you haven’t seen this yet it’s well worth a watch.
Take a break from all the violence and filth and feel good about the ingenuity of the human race for a few minutes while you watch a fascinating parade of almost (if you don’t count the fact that they aren’t) perpetual motion machines.
It even includes a mock up of the King of All Inventor’s…Da Vinci’s…PMM concept.
The dream lives on.
Oh, and a tip, turn down the sound because the music is nothing short of disturbing. And be prepared to forgive a slightly off sentence or two.