The BIGGEST problem with clean energy

Where are we now with the flow battery? I work in the auto market. This video was so informative in the futures of electric cars and SUVs was just speaking today to my general manager about the current lithium ION battery packs there disposal and recycling. Another thing I learned from watching your video was the production cap on the Lithium ion battery was only until 2080. What was ur source on this information. Flow battery could possible answer to the Lithium. Maybe we should leave this gap and just invest in FUSION