Funny, HN was up in arms over Titan's use of a logitech controller just a few days ago. But somehow using something from best buy on a freaking expensive plane like an E-3 is a good idea. Well, folks, that way of thinking actually sank the Titan and cost five lives.
I guess the equivalent is putting the flimsy $1.25 trash can from Dollar Store in your spacecraft, instead of a $8 trash can.
Good example with pillows causing a (still!) missing nuclear weapon: https://en.wikipedia.org/wiki/1968_Thule_Air_Base_B-52_crash
It's for a highly specialized 707 airliner. It'll be metal, rated for fire resistance if someone sneaks a smouldering cigarette into it, wheeled for servicing, lock into place during flight, etc. You can't buy it at Home Depot, and intelligence agencies are constantly making smaller and harder to detect devices for bugging items.
If you are concerned about targeted attacks, head down to your local hardware store and buy one of the thousands they have in stock.