It doesn't even have to be pride. If he now says they're switching to Lidars, all cars before sold with "self-driving hardware" and "full SDC is only a software

It doesn't even have to be pride. If he now says they're switching to Lidars, all cars before sold with "self-driving hardware" and "full SDC is only a software and computer upgrade away" promises are screwed, which may create a huge liability for Tesla, and impact share prices significantly. As CEO, he still has to answer to shareholders and act with them in mind.