ACL 64. What do you do when your frontline of defence becomes a comet, when reality is safer, more secure, solid, and stable on the surface of Comet 67P Churyumov- Gerasimenko than in your own nation, neighbourhood, and backyard? Here, moving to a higher level of regulation, the IPCA, the same firewall of indifference to Public Trust Protocol pops up on the user-defined picture. . Get lost User. In the nz Comet Cop six-pack Interlocative, ACL 54, 58, 60, 62, 64, and 68, ACL 64 represents the next scalar level of regulatory breakdown.