This is pretty cool, it helps to see things moving. I've got an app for the iPad that does this for a zillion knots. Of course it isn't as funny as the Ylvis yo

This is pretty cool, it helps to see things moving. I've got an app for the iPad that does this for a zillion knots. Of course it isn't as funny as the Ylvis youtube video on the trucker's hitch (https://www.youtube.com/watch?v=TUHgGK-tImY https://www.youtube.com/watch?v=TUHgGK-tImY) :-)