I also figured the “some” was implied because the world is a complicated place. I do believe we all have our weaknesses, though mindless consumption is more attractive to some than others.
The HN "algo" is user driven by fellow readers up-voting/down-voting which is much more common interests. There are no "friend" relations on HN. The other platforms are all advertising based algo driven with intentional doping to make people addicted to the platform. This isn't even apples-to-oranges comparison.
After the dust from Purdue Pharma and the Sacklers settles and everything gets evaluated, I sincerly hope that Meta/Zuck,et.al gets investigated in the same line as Purdue.
Also, I just never have liked Reddit.