Indeed very interesting. The study is from nostr:nprofile1qyjhwumn8ghj7mn0wd68yttjv4kxz7fwwfshwunpwpczuam0wf4k2unn9ejx2aspz9mhxue69uhkummnw3ezucmc9ekhxqpqn3sjlzmhpu8rl56umtptc4lua6zkretq2p82yhytnmlcuq639vlqcld47h and is based on a survey from last year. Too bad he didn't post it here on nostr as he did on Twitter:

https://x.com/thetrocro/status/1815491534550417525

Link to the survey:

https://cdn.prod.website-files.com/6644db90e58a1fbeb1c70ddc/669f69702fa1b4b3bf09dbac_TNP%20Q3%202024%20Report%20(Digital).pdf