Call me a conspiracy theorist if you will (I'll counter and call you a coincidence theorist), but maybe THIS was the plan all along. Soon, NO cellphones allowed on board flights, then no laptops, nothing.
If you think this is far out, consider the ban on LIQUIDS and how that all came about.
IRIS scanner for me is more about intrusion after all than some form of personal security feature. By the way, yes I DO have the front facing camera permanently taped over.
Use your OWN minds people and think, THINK, for YOURSELVES!