Then the bing chime again.

“And good morning from your cabin crew. I’m Debbie, your sales manager. You’ll notice we’re all wearing fashions by Franco Bistelli, on sale this week only. We’ll be passing through the cabin with coupons good for a free drink at Freddy’s Lounge in Denver. And if you need some extra cash, a friendly loan officer from First Second Bank - “where we take your money with a smile” - will be on hand back in Coach to assist you. And check under your seats, where 10 lucky passengers will find vouchers good for 20-percent off your next purchase of perfumes by Pierre of Paris.”

On-board movie channels are already peppered with commercials. And we’ve seen advertisements on passenger tray tables. Can entire airplanes, plastered with beer ads, be far behind?