He got just enough data to write his article and jump on the fast moving "Facebook ads suck" train. If he did this for a living he'd be fired, if he was a small business man he'd learn his lesson quickly. The same as it's ever been with any ad medium, internet, periodical, etc..
Exactly. It's a news organization. You have to milk that trend while it's there and rack in those pageviews. This wasn't a scientific academic study, it was a marketing ploy with a pre-conceived result in mind. Honestly I might "like" it as a result sheer quirkiness, or as a result of curiosity it would inspire.