I think it's largely a battery management system problem, may also be pack quality. I've always felt like part of Tesla's lead in EVs has allowed them to devel

I think it's largely a battery management system problem, may also be pack quality. I've always felt like part of Tesla's lead in EVs has allowed them to develop some "special sauce" in the form of battery management. Other manufacturers that have just started may be playing significant catch-up to Tesla's lead.