Me too (more like 2 years). I figured RFIDs would be involved. I thought of it as soon as I heard Hong Kong Airport used RFIDs to track baggage. Didn't work on

Me too (more like 2 years). I figured RFIDs would be involved. I thought of it as soon as I heard Hong Kong Airport used RFIDs to track baggage. Didn't work on it because it seemed too big.