It’s shortly before sunset at a joint Tesla–SolarCity product launch, held last October at Universal Studios’ back lot in Los Angeles, and Musk, wearing a Gray sweater and black jeans, is perched on a platform erected in the center of the manicured suburbia that served as the set for Desperate Housewives. Musk begins his presentation with doom and gloom—rising CO2 levels, the crisis of global warming—but the audience of 200 or so is beaming. They’re excited to see what fantastical invention he will unveil as a solution. As he stresses the need to transition the world to sustainable energy, an overzealous attendee yells out, “Save us, Elon!

I wonder what percentage of the ~400k people who put $1000 down on a 2-years-out Model 3 think Musk is and will be the savior of our planet?

It’s impressive what he’s achieved so far, and it’s probably foolish to bet against him, but I’m not sure I’m willing to bet on him for the long-term either.

“This is the integrated future. You’ve got an electric car, a Powerwall, and a Solar Roof. It’s pretty straightforward, really,” he says with a big shrug and a smile. “[This] can solve the whole energy equation.