WHY IS EVERYONE TRYING TO BUILD A SOLID-STATE BATTERY?

Summary from the TLDR newsletter

Solid-state batteries have several potential advantages over lithium-ion batteries. A solid-state battery would be lighter and safer than the liquid electrolyte used now. This article looks at why solid-state batteries have these advantages compared to conventional lithium-ion batteries. It also looks at how they fit into the broader arc of lithium battery improvements.