not that I know of. Various suggestions of sleeping with a body pillow exist. Hammocks exist. Plenty of people take naps on couches or in reclining chairs.
I wonder if it has anything to do with ease of manufacture.
I am sure you have read this: www.lesswrong.com/r/discussion/lw/mvf/
(relevant side note) Traditional Japanese beds are harder and thinner than western beds.
As far as I can see it doesn’t discuss sleeping surfaces that aren’t flat.
no unfortunately it does not, but it has other details that might be informative.
not that I know of. Various suggestions of sleeping with a body pillow exist. Hammocks exist. Plenty of people take naps on couches or in reclining chairs.
I wonder if it has anything to do with ease of manufacture.
I am sure you have read this: www.lesswrong.com/r/discussion/lw/mvf/
(relevant side note) Traditional Japanese beds are harder and thinner than western beds.
As far as I can see it doesn’t discuss sleeping surfaces that aren’t flat.
no unfortunately it does not, but it has other details that might be informative.