There was a lot of resources and open source code on it so it wasn’t bad at all
The tricky part will be building out a user interface that will encourage people to do it or will be fun to interact with
Discussion
Super cool tech. You could hide QR codes anywhere, like a family portrait on the living room wall for example.
I dig it.
This short video explained it really well in my opinion:
https://youtu.be/bZ88gnHzwz8?si=XlztXeJOmaE2zgi_
You can skip the programming parts to just get insights on how it works at a fundamental level
I have experimented with something similar, but in audio files and with messages. I should try sats in music