This is about how humans first discovered that, given an infinite amount of reading material, we choose to read things that give us an emotional reaction. Any emotional reaction.
Individuals have agency. A set of persons responds to incentives.
https://slatestarcodex.com/2018/10/30/sort-by-controversial/
If anything its quite the opposite and at the very least no change from before. We should try individually and we might get some success. We might try at a societal level but I have not see this occuring (apart from things like bans for things like cigarettes or products aimed at children). There's no fundamental human change occuring.
Additionally the vast majority of HN users are dependent on advertising. Advertisments are core to the western life. It's deep in our psychology, and requires more than just an ad blocker.