Many also have existing solutions that are well-understood (e.g. loyalty programs tied to phone numbers).
And, what happens when every business has its own tokens? Who wants to track/manage all of that? Seems like a recipe for token fatigue.
>Look for ways to align business interests and customer interests.
In general, seems like token advocates look for ways to wedge a token into an interaction. Not saying there are no use cases, but there's a lot of "solution looking for a problem" happening.