In Sex at Dawn, Christopher Ryan and Cacilda Jethá put to lie the notion of sexual monogamy as something intrinsically human, arguing we gave up sexual novelty for agriculture. "Agriculture" probably means "beer". We gave up orgies for beer?
Take a beanbag and attach an LED flashlight to it and you have the BeamBag, a worthy companion to under-the-covers readers everywhere. Its beanbag base takes the shape of whatever lies underneath, anchoring it for some steady light for that late-night book that you just can't put down.