> should just have an etched and URL + branding for the app It should not be an app. Or there could be an app in addition to other methods of paying. Edit: th

> should just have an etched and URL + branding for the app It should not be an app. Or there could be an app in addition to other methods of paying. Edit: the reason is accessibility and the fact that they are providing a public service https://news.ycombinator.com/item?id=29818536 https://news.ycombinator.com/item?id=29818536