Bro I'd be cutting up 4×4 posts and making bitcoin / nostr drink coasters and give em out for free in my spare time....

I could reface some silver / gold coins or bars to be bitcoin/nostr themed...

I'd be making bitcoin/ nostr leather stamps for nostr:nprofile1qqsx845ex2wm3cu9d8e93xm282nmpu33emyr5aufu20s5wt8sx7h6uspz9mhxue69uhkummnw3ezuamfdejj7tr2s0f...

I'd etch sat loaded QR codes on dog tags and hand em out....

Need more ideas? Cuz I got em. Lol