(Stripe cofounder.) While there are lots of antecedents (this is, after all, just a checkout page with a URL), and even though this was substantially inspired by the growth of the no-code ecosystem[0], the thing that's interesting to me about the payment link "space" is that it's a use case that really took off in other markets first -- Nigeria, India, Philippines, etc. I suspect that staying abreast of important new…
The biggest trick is the banks. When using fiat and opening a bank account for an incorporated business, the bankers often ask for information on the company like website presence of marketing materials.
For the past few years I've been able to point to articles about commerce in Asia being chat app based, to get past that. Bankers don't actually care, but you do need to know how to make them not begin to care.