By not showing his I.D. on demand he assumed he would be forced to do so or be denied service, a time-honored practice of challenge to the law.
At no time have I said this man has used a good strategy for change nor have I said that I would do the same if the idea had occurred to me, but I do say that no law should be secret in any of its forms while the then obvious pretense upon discovery would be that freedom is not really free and the "dom" in freedom is just an abbreviation for dominion.
Ticket agent: May I see your state ID, please?
Me-ocrat: No. May I see the law which requires it?
Ticket agent: Sure, go and look all you want to. In the meantime, please stand aside for a non-Me-ocrat. Next in line, please!