Solution to Feynman's reverse sprinkler puzzle also applies to "silly sprinklers"

New study confirms 2024 "momentum flux theory" on how angular momentum of water flows drives rotation. https://arstechnica.com/science/2026/07/solution-to-feynmans-reverse-sprinkler-puzzle-also-applies-to-silly-sprinklers/?utm_brand=arstechnica&utm_social-type=owned&utm_source=mastodon&utm_medium=social