I've actually had a bit of luck with: "brew install sbagen" "sbagen /usr/local/share/sbagen/examples/focus/focus-03-a.sbg" (Linux packages exist too.) Don't

I've actually had a bit of luck with: "brew install sbagen" "sbagen /usr/local/share/sbagen/examples/focus/focus-03-a.sbg" (Linux packages exist too.) Don't expect anything huge, but the effect that I see with simple binaural beats is a slight calming and improved focus. It seems to quiet the urge to goof off and compulsively check sites like this. No it's not on right now.