Every week, these strange white crates leave a high-security Tesla compound in Lathrop, California. They’re showing up near the Hoover Dam. At an Air Force base in Georgia. In the heart of New York City…An estimated 4,000 of them are now spread across 48 locations in 14 states. And more roll out every week. But you won’t see this on CNBC, and you won’t read about it in the Wall Street Journal. Because these mystery Elon crates have nothing to do with electric vehicles, space, social media, crypto, biotech, robots, or AI…The “mystery Elon crates” are Tesla Megapacks — grid-scale battery storage units being deployed across the country for utility, military, and commercial energy projects.