I remember that not too long ago, somone commented on HN that he basically pitched this idea to Disney but they declined and said the idea wasn't really good. I hope he shows up and tells us his story. edit: found it https://news.ycombinator.com/item?id=8839888
We've probably been talking about RFID as people tracker for almost 20 years. Personally, I'm really getting sick of the whole "they stole my idea" bullshit from young entrepreneurs. You aren't as clever as you think.