>"where would our technology be if we had continued improving on simple things like the plow, without using combustion engines" I think that is relatively stra

>"where would our technology be if we had continued improving on simple things like the plow, without using combustion engines" I think that is relatively straightforward. We would have sharper, lighter plows - and they would be FAR LESS effective than modern farm equipment and food wold be more expensive. This would be a bad thing and I'm glad we don't live in that world.