Tesla investors don't seem to trust Elon Musk like they used to. Is that because of Twitter?

Peter Kafka, Chief Correspondent covering media and technology
On Thursday evening, Elon Musk — who never likes to do things small when he can go big — showed off his newest would-be products: not just a self-driving robotaxi, but also a self-driving Robovan. And that wasn’t all: Musk also promised to eventually deliver Star Wars-style robots that will cost $30,000 apiece.
One day, every person on earth would want to own a Muskbot, he said: “I think this will be the biggest product […]
Tesla investors don't seem to trust Elon Musk like they used to. Is that because of Twitter?