S9 space heaters
Robosats non kyc arb
Stacker News
Bitcoin company rewards
Reduce your consumption

Havent had much success with JAM on start9
Lightning Terminal says my node is profitable, but i'm suspect......

I'd look out for gputopia and CASCDR
Rigly looks interesting

Selling things via nostr marketplaces might become more of a thing
Geyser offers a cool crowdsourcing platform for any project you'd feel like entertaining