Come on, now, why was the title changed? The originally submitted title, "Poor people pay for parking even when they can’t afford a car," is the title of the article, and it's true , not click bait at all.
Because the 'poor people' angle is a red herring and thus arguably misleading, and perhaps clickbait as well since it makes the story more sensational. Those are the two reasons why titles should be changed on HN, as described at https://news.ycombinator.com/newsguidelines.html . The article's actual argument is that free parking forces people who don't drive to subsidize those who do. That's a sentence from the arti…
Although the sequence of words "You may pay for the cost of parking...." does appear in the article, it is at best a trite gloss of the article's thesis.
And as for the 'poor people' angle, the article runs 426 words according to the word count facility in OpenOffice Writer, of which ~100 are devoted to the effects on the poor. The article's title is neither misleading nor clickbait.