Comment by kratom_sandwich
Comment by kratom_sandwich 9 hours ago
http://www.datatau.com/ gets mentioned occasionally for data science, but there doesn’t seem to be a lot going on in terms of comments
https://www.bogleheads.org/ for finance and investing
https://lobste.rs/ for tech, slower than HN
Also, here’s a starting point for your search from a previous thread: https://news.ycombinator.com/item?id=29214788