Tesla stock blasted higher on news about the company's robotaxi.There may be no other company with a future that hinges more on artificial intelligence (AI) than Tesla (TSLA 0.46%). As it stands today, Tesla's core revenue streams come from electric vehicles (EV) and solar energy equipment.For years, however, the company's eccentric CEO Elon Musk has been promising to revolutionize the business through AI. Specifically, Tesla is seeking to build a fleet of fully autonomous vehicles in an effort to upend the ...