Why do lithium battery prices keep going down? Because the Chinese are subsidizing everything for us? Or that battery production is getting more efficient ove

Why do lithium battery prices keep going down? Because the Chinese are subsidizing everything for us? Or that battery production is getting more efficient over time? I guess my spidey sense gets a little tingly when sourcing data from papers published in 2021 and 2022. A.) Covid, B.) 4 year old papers are based on data that is even older, and it seems like things are changing fast with respect to batteries. Not to say that battery-electric planes are coming anytime soon. https://www.visualcapitalist.com/charted-lithium-ion-batteries-keep-getting-cheaper/ https://www.visualcapitalist.com/charted-lithium-ion-batteri...