This year, the company is attempting to push solutions for the home and the grid. Illustration: Baptiste Virot for Bloomberg Businessweek Elon Musk has long insisted that Tesla Inc. is more than just a carmaker. Now that vision, which for years has taken a back seat to the challenges of vehicle production, is coming into focus. In 2022, Musk’s electric auto company is making a serious effort to become a more important supplier of energy storage, both for people’s homes and for the power grid writ large. “Over time, we think the demand for stationary storage is going to be at least as high as the demand for vehicles,” Musk said during the company’s annual shareholder meeting in October. In households, Tesla is angling for comparisons to Apple Inc. ’s hardware ecosystem, which tends to push people who’ve already bought in to buy more. Lots of customers already have […]