Well one could argue that this ought to be a discussion of morality and social acceptability rather than legality. After all the former can eventually lead to the latter. However if you make that argument you immediately run into the issue that there clearly isn't broad consensus on this topic.

Personally I'm inclined to liken ML tools to backhoes. I don't want the law to force ditches to be dug by hand. I'm not a fan of busywork.