For each ISO standard they should assign a negative number for doing the opposite thing:
* ISO -639 Codes for representing unintelligble nonsense
* ISO -1073 Unreadable handwriting
* ISO -3103 Preparation of coffee
* ISO -9001 Corporate sabotage
* ISO -37001 Bribery management systems
Mastodon is a server for a federated social network: everyone can run a server if they want to, including me. So this is a Mastodon server for me (Vierkantor) and my friends.