Giving AI Video Some Remembrance of Things Past

Back in March we looked at the difficulty generative AI video has in remembering things and places that it has seen, so that it can reproduce them a second time, and offer visual consistency. The net effect of the problem is that you may walk through a door in an AI world model, turn round ten seconds later, and find that the door you came through is no longer there. It's not a trivial glitch to fix: since generative AI video is constantly inventing 'the next thing' it must contend with, it...