What Elon Musk could buy with $1 trillion

By Allison Morrow, CNN (CNN) — As expected, Tesla shareholders did a truly unprecedented thing, approving a pay package for Elon Musk that could, over the next decade, turn the CEO into the world’s first trillionaire. First, some important caveats: Tesla and Musk need to hit certain milestones, including raising its already lofty market capitalization