Review the Swanson's Law of Li battery and identify future disruptions in the next 30 years
The lithium battery is a game changer that completely made the mobile devices possible because of excellent charge cycles and energy density. The invention was made in the 70s but was not practical. (https://en.wikipedia.org/wiki/Lithium-ion_battery). In 2003, Tesla engineers realized the the battery is good enough for electric cars. Now we are still not able to economically power a home for 24 hours entirely based on solar. Read the article in the link and investigate the history, anticipate the curve of price drop and figure out if any disruption would come in the next 30 years.
Bonus question 1
Bonus question 2