New RFID turnstiles mean Citibank customers with enabled cards or credit wands need never fumble for a Metrocard again.

Reader C-side spotted this one at at the Broadway/Lafayette subway station in Manhattan.

Eventually, RFID will spread to ever every transaction point. They're already at McDonald's. Forward-thinking churches will use RFID collection plates.

Good thing the security of broadcasting one's credit card information via transponder is completely worked out... — BEN POPKEN

Another picture, inside.