IEEE Spectrum began the year with an online article by David Schneider, “To Boost Lithium-Ion Battery Capacity by up to 70%, Add Silicon.” It includes the following update on Enovix: Ashok Lahiri, cofounder and chief technology officer for Enovix, along with two colleagues, described the company’s battery technology in detail in these pages in 2017. At the time, Enovix planned to borrow fabrication techniques from the semiconductor industry to construct batteries