Argh, RFID is going to be tracked everywhere in the next few years. You probably already have things in your medicie cabinent that can be tracked. It seems to be an insidious thing that's going to be every where.
So here's the 2 million dollar ideas.
Develop a personal device that blocks rfid readers from reading any rfid tags on your person
Develop an RFID blocker for the home.
What their going to be able to track with this technology and the new rfid ink is exactly anything they freaking want to.
This is scary stuff