I felt the same about Spacemacs hence stopped using it.
Sorry to hear your health hasn’t been great - I wondered where you got to! Hope you’re feeling better now? You might be interested in some recent threads David Sinclair’s new Lifespan podcast and Andrew Huberman Podcasts 
I’ll be looking forward to seeing Bart’s wiki on the Elixir Forum: Doom Emacs - Elixir Wiki - Wikis - Elixir Programming Language Forum
Why not MacVim?