They can do proof of stake, where some kind of wealth is directly or indirectly demonstrated. For example, the Cayman Islands had a pandemic program that requi

They can do proof of stake, where some kind of wealth is directly or indirectly demonstrated. For example, the Cayman Islands had a pandemic program that required staying at certain bubble properties, which were like $10,000 per interval. Not sure what the interval was, but it was expensive and would accomplish the gatekeeping.