There were environmental arguments presented against stacking rocks, and there is nothing lost to an individual by not stacking rocks. There is no hunger or suffering involved by abstaining from that, but the counterpoint was, apparently, "DONT TELL ME WHAT TO DOOOOOOOOOOOOOOO."
:manhattan:
I don't know. I know electric leaf blowers are a thing.
Still, rakes are cheap and do most leaf blowey jobs fine.
Truth rakes are better or just letting leaf cover occur when it's not interfering with anything (delende est lawns and lawn culture).