Back in 2020, the electric vehicle sector witnessed a major evolutionary change after leading EV makers started using cobalt-free batteries at scale. Back then, Tesla Inc. (NASDAQ:TSLA) officially shifted to Lithium Iron Phosphate (LFP) for its standard-range vehicles while its leading Chinese rival, BYD Company (OTCPK:BYDDF), introduced its famous "Blade" batteries, triggering mass adoption of LFP batteries for electric vehicles by other automakers.