Those same incentives prevent those companies from fixing simple mistakes unless/until they are proven to be material.

Tesla is somewhat generous about voluntary proactive recalls on their dime http://www.businessinsider.com/tesla-recall-model-x-suv-dont...

With that said, I agree that owning a first-year production model from Tesla is an iffy proposition. Late adopters get a fairly reliable workhorse, judging from owners' forums and anecdotal personal experience.