Thanks. ReKognition is including scene recognition as well. We are still fine-tuning the scene categories but there are a few (beaches, nightlife, forest) you can play with now.

Incredible tracking capability - Only if the pingpong ball wasn't inked :)

I think they may be using the ink for real time image analysis to probabilistically determine the future direction/rotation of the ball.

This is essentially the birchbox or other "xxxbox" model...shipping irrelevant stuff and hoping to get some relevance, only except for the fact that you could not return