"However, more than 90% of battery storage applications rely on LFP batteries that are almost exclusively supplied from China, which accounts for almost all global manufacturing capacity and the associated technical expertise. Korean producers are investing to scale up LFP battery production that can offer an alternative, but they face intense competition from established, lower-cost Chinese producers in an oversupplied market."

https://www.iea.org/commentaries/global-battery-markets-are-...

Doesn't change anything. If oil stops flowing you're out of energy. If batteries stop flowing, you continue using the batteries you already have and your own manufacturing suddenly doesn't struggle to compete. We've already talked about this several times.