The key ASIN would be the one you highlighted as it’s alluded to in the article: B07KXPMXJK. If nothing happens to that, surely nothing will happen at all? All its fake reviews are still there.
Both sellers of the item new have just launched, have no feedback, and both are Chinese. Indeed, I suspect they are duplicate accounts dreamed up just for this purpose (though their inventories are not identical, they are close to one another).
One of the sellers is called “fghjdfgjfdj”, which means that its name was hastily invented by someone tapping on the middle row of letters on a keyboard, where all those letters are.