descriptive claim
The speaker estimates that mobile multicellular animals have existed for a couple hundred million years, roughly 10% of Earth's lifespan.
Andrej Karpathy · Andrej Karpathy — AGI is still a decade away · 17 Oct 2025
In their words
The transcript segments this claim was taken from
“And so I guess, how long have we got animals? Maybe a couple hundred million years, like multicellular”
“animals that like run, run, crawl, et cetera,”
“which is maybe 10% of Earth's lifespan or something like that. So maybe on that timescale, it's actually not too tricky. I still feel like.”1:34:12Report a misattribution
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