clearly intentional explosion by somebody

I was trying to figure this out myself, since the article I saw mentioned fireworks. Are there better details somewhere?

can Tesla just unlock any of their vehicles remotely and access all the camera footage on it

Yes, the first one is arguably a service but the second one is a problem

reuters.com/…/tesla-workers-shared-sensitive-imag…

aclu.org/…/tesla-camera-scandal-is-the-latest-les…

Tesla employees passed around videos taken in car owners’ private garages and other interesting recordings captured by the cameras built in to the company’s vehicles, Reuters reported today. “We could see them doing laundry and really intimate things. We could see their kids,” according to one of nine former employees who told the news agency about the practice.