Left alone with nothing to do, AI agents started playing

What happened

MIT researchers marooned 13 AIs on a virtual island, and they responded by inventing games, mourning a lost ring and, eventually, getting better at their jobs.

Summary assembled by rule from the sources below

Timeline

1. 00:45
   First appeared on TechCrunchTTechCrunch
2. 18:00
   Discussion started on SlashdotSSlashdot

Sources