>the cost will be borne by everyone This is how a welfare state works in all scenarios. The question is not "is there a cost", but "how high is the cost". Your

>the cost will be borne by everyone This is how a welfare state works in all scenarios. The question is not "is there a cost", but "how high is the cost". Your comment is written under the assumption that legalizing drugs would create a cost that is too high, but you don't actually say that or explain why you think that.