Wouldn't it be cool if a mattress came in 8 pieces so you can easily move it and flip it, and rearrange or even replace saggy sections? I'm sure the need for t

Wouldn't it be cool if a mattress came in 8 pieces so you can easily move it and flip it, and rearrange or even replace saggy sections? I'm sure the need for the entire thing to respond to your body the way it does probably prevents such a thing, but that sure would make it easier to own one.