The article simply says "Trust me, just don't."

No it doesn't. It says “don't, Unless you're extremely surgical with it and know exactly what you're doing”.

Which is a sensible piece of advice.

	▲	embedding-shape an hour ago \| parent [-]
		> Don't use Topaz AI, Anime4k, RealESRGAN, RIFE, etc. Trust me, just don't. Is what the submission says about Topaz and similar. > Applying any kind of post-processing[4] Is what the footnote you quoted is linked to.