bed

I'm not sure if this would even work, pretty much you would take your average TV mounting bracket and install it on the wall sideways, and then mount the TV to it like this (prepare for paint drawing that was made in like 30 seconds just to try and make my point clearer) would this work or...

So I just got this in my mind, is there any difference in placing a laptop on a table or a bed? Except for the fact that it also blocks the laptop's air vents (or the thing that sucks in the air, I forgot) in either way? xD People say to always place a laptop on a table, but that just blocks...