Rich and Pierce speculate wildly (well, kind of wildly) on the internal architecture of Genie 3. They go into the history of variational auto encoders and diffusion models, 3D modeling with AI as an alternative to video game designers, a recap of the official Genie 1 paper, and possible applications of world models to the real world.

Further reading:
https://deepmind.google/discover/blog/genie-3-a-new-frontier-for-world-models/
https://arxiv.org/pdf/2402.15391