When it is folded away, the air bag is reactivated. Some seat advances may never get out of the laboratory because few people would pay to have them. The Backcycler Lumbar Device adjusts the seat to the position of the occupant and gets more comfortable over a long ride. A variable temperature seat, which can cool the seat surface below 60 degrees or heat it to 90 degrees. One bug being worked out is getting rid of water beads that build up when the temperature of the seat is changed so dramatically.
Heated seats are available in several car lines already.
The speaker seat, co-developed by Lear with Harmon Automotive. It's an advance intended for sports cars. Century on Wheels index page. Bergen Record Corp.