Yes it's best to keep it simple and stick to one topic. Gary Marcus is a prominent AI skeptic

https://garymarcus.substack.com/

Ed Zitron writes a fascinating if long-winded newsletter. This link is to an specific article that I especially liked. As you can see it's a rated as a 42 minute read.

https://www.wheresyoured.at/never-forgive-them/?ref=ed-zitrons-wheres-your-ed-at-newsletter