http://www.nsdpowerballs.com/

After just two days of swearing at it and thinking it was broken I finally 
got the knack of starting it - every time !1!!LOLitsjustsopurdy!!1!!!!

You need to rapidly move your wrist with a strained but ecstatic expression 
on your face. I have no idea why I am so good at it.

My life now welcomes yet another irrelevant diversion . I'll get rid of 
something meaningful to accommodate it.