It's not a prerequisite for what they are doing, but it's a prerequisite to get political buy in to go down that round rather than spend more effort on trying t

It's not a prerequisite for what they are doing, but it's a prerequisite to get political buy in to go down that round rather than spend more effort on trying to enforce behavior that seems to be unenforceable. Of course you could try both at the danger time in theory but that seems like a much harder sell given most political systems.