You can also just find a book on writing. I recommend "On Writing Well" by William Zinsser. Dense and quite informative.

So far, any "useful rhetorical technique" one could've learned from AI has become a dead giveaway of AI slop (lazy writing and lazy thinking).

Seriously: what tool do you want to use that's immediately available to the absolute lowest common denominator "writers" on the Internet?

"It's not X, it's Y" literally makes my stomach churn from seeing so much of it on LinkedIn.

Rhetorical techniques that are so easily identifiable as AI now.