Quoted from RobT:We have the Sleep Number bed. We've had it for 8 years now. We love it. You never have to worry about buying a mattress that is too firm or too soft, or make a compromise if your spouse likes a different firmness than you, since you can dial it in to your personal liking on your side, and your spouse on their side.
Most people spend more time in their bed than their car.
Unless it's a Tesla