Tesla's stock crashed after California regulators said that it would be prohibited from selling in the state of CA for 30 days. Turns out this is not what the regulators claimed but the media ran with it. Today, the stock is jumping.
Tesla's entry into the chip market is huge. We know Nvidia is the largest company in the world based upon market cap. Tesla will be providing SpaceX, if things go according to plan, with chips for their space data centers.