Musk stated that such a challenge is an ideal thing to have because they have already built the cars, people bought the cars and now Tesla's job is to get the vehicles to their owners.
Investment in science has also paid off in many ways like improving the quality of life, increasing average lifespan in America and even reducing the impact of diseases.
Deep learning algorithms allowed the study to discover an unknown ancestor of humans who possibly interbred with modern humans possibly tens of thousands of years ago.