Beyond lithium-ion: The solid-state pivot

While solid-state battery cell costs currently exceed those of lithium-ion batteries by approximately fivefold, the 2026 industrial reality suggests otherwise. For many developers, this 'technology premium' is a strategic hedge against spiralling insurance costs, complex urban permitting delays, and the looming legal mandates of the EU Battery Passport. So, what's the true cost of early adoption versus being left behind?