NB: that Ezra Klein segment linked at the end is well worth reading or listening to:

"How the $500 Billion Attention Industry Really Works", with Tim Hwang (author of The Subprime Attention Crisis).

Transcript: https://www.nytimes.com/2023/02/14/podcasts/transcript-ezra-klein-interviews-tim-hwang.html

Audio: https://dts.podtrac.com/redirect.mp3/chrt.fm/track/8DB4DB/pdst.fm/e/pfx.vpixl.com/6qj4J/nyt.simplecastaudio.com/3026b665-46df-4d18-98e9-d1ce16bbb1df/episodes/6db52893-1435-4c55-9dae-499543e314e8/audio/128/default.mp3