> You'll notice the same messages surfacing in various online avenues of certain niches nearly at the same time for example, right here on HN was a buncha post

> You'll notice the same messages surfacing in various online avenues of certain niches nearly at the same time for example, right here on HN was a buncha posts about Moka pots. the coffee pot, that is. also started popping on lemmy and reddit. then gone. haven't seen much discussion before, or since. I own a couple of said pots and noticed the uptick since I'm a fan, but the suddenness of it was a surprise, and points to marketing efforts.