pull down to refresh

I know you can make a seed phrase backup with steel washers, is there something similar with seedqr?

I could swear I've seen a kit to etch QR codes into metal. I can't remember where though

reply

You can etch stainless steel plates with salt water, two wires, and a battery.

https://www.youtube.com/watch?v=FU-l40LXtYw&t=0

https://m.youtube.com/watch?v=RVYHCVpeyEA&pp=ygUSZWxlY3RybyBldGNoIHN0ZWVs