> Understanding of opponent process dates far back before we discovered that this is actually what our brains are doing It’s fascinating how ancient humans (th

> Understanding of opponent process dates far back before we discovered that this is actually what our brains are doing It’s fascinating how ancient humans (that’ll be us one day) got so many things “basically right”. Futuristic instruments have a way of making old hypothesis look silly and “made up” (wink). All that to say my original comment (way up there) was indeed referring to the basic biological outcome which was apparent before modern research attempted to explain it.