How can Tesla be liable for this? You should not trust software to drive your car without human intervention.
I don't understand the US culture where everyone is entitled to sue everyone.
Short answer is that the U.S. relies on litigation to fill the void left by a lack of regulation. Tesla wouldn't be liable for this in Europe because they're not even allowed to sell this technology there in the first place:
https://www.cnet.com/roadshow/news/tesla-model-s-model-x-aut...