Musk and Tesla have no ability to judge and predict the progress of their system, so that makes it a challenge to judge them even by what they do

The suit, filed in an Austin federal court, accuses Musk and Tesla of securities fraud for allegedly concealing risk related to the company's self-driving technology.

Tesla, its chief executive Elon Musk and others were hit with a securities class action on Monday in Texas Western District Court over alleged misrepresentations about the company's autonomous driving technology.