Farming Robot Kills 100,000 Weeds per Hour With Lasers Fred G. Martin 26 Apr 2021 04:16 PDT

and AI :)

Less herbicides, and a replacement for manual labor which is hard to
hire for this kind of work.

Seems like a clear case of AI and technology making the world better.

https://www.freethink.com/articles/farming-robot

Fred