On: Unexpected challenges of making money on the inter...

[edent]

It looks interesting. But why would I use this rather than, say, a QR code with my email or phone number on it?

The code on this website is invalid when I scan it - https://blog.ottomon.net/blog/what-is-ottomon - make your demos work :-)

[firefoxd → edent]

Thank you for the feedback. The intention is that you don't have to show personal information. Also, anyone can add custom information to display when the code is scanned. So email and number can be that information.