Tesla is hemorrhaging money. So what?

A day after Elon Musk successfully launched a rocket into space, his company Tesla reported its biggest losses for any quarter ever. For business writers across the media, the "Musk brought back to Earth" jokes wrote themselves. But Tesla hasn't crash-landed yet. The electric carmaker still has the time and the opportunity to achieve liftoff. Let's start with Wednesday's financials. Tesla reported a net loss of roughly $771 million for the fourth quarter of 2017 — over three times its...