I think it would be beneficial to consolidate on one community rather than crosspost content from one to the other
I tried to reach out to the active poster, who posted to the lemmy.dbzer0 community in the past before switching back to programming.dev, and I guess they disagree with some of the stances of dbzer0 (probably the pro AI one)
Programming.dev has a few hiccups from time to time, but for a few months it has been stable