Antonio Gracias, an investor who has built a $65 billion stake in the company, exemplifies the economic upside of being Mr. Musk’s ally.

While Elon Musk may soon become a trillionaire, his rocket company’s market debut is set to change the lives of its current and former employees, too.

If you need space back on your phone or tablet, removing built-in and unused apps can help free up storage and reduce screen clutter.