> simulate a physical environment very fast That's probably only a problem if it is must faster than everbody else. > let alone faster than what happens in ou

> simulate a physical environment very fast That's probably only a problem if it is must faster than everbody else. > let alone faster than what happens in our environment That is often not very hard. When a bottle rolls off the table, you can catch it by approximately predicting it's trajectory without computing the precise evolution of the ~10^26 atoms that make up the water bottle. Compression is a corner stone of intelligence. The second corner stone is using compression to choose actions that maximize expected cumulative future reward.