Originally Posted by
jefnvk
Agreed. No two people are comfortable on the same things. To be quite honest, if you gave me soft earth I'd probably be fine sleeping directly on top of it. Others won't be comfortable on anything short of a deluxe mattress.
It may also change with time. In college, I built a loft where I slept up top on a cut sheet of plywood, no matress. That wouldn't work now some years later where at least a thermarest matress is on my list.