Third Dimension's technology uses AI to match the physical world, which when combined with Rivian's reams of data could turn into a valuable simulator.

Founder and CEO RJ Scaringe said he thinks autonomy will allow his company to build radically different kinds of vehicles than the outdoorsy SUVs and trucks it currently makes.

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We'll likely learn more about how this will work at the company's upcoming "AI & Autonomy Day" event in December.