The article discusses the importance of transitioning to clean power and sustainable energy solutions for the prosperity and survivability of the city. It highlights the significance of power storage capacity, particularly using electric cars as distributed power storage facilities. Storing surplus clean power locally or converting it to hydrogen is emphasized to address fluctuations in renewable energy sources. The advantages of hydrogen as a clean power source for heavy-load industries are presented, alongside the potential of battery-equipped homes and businesses to shift to cheaper power usage times. The article also explores the evolution of battery technology and the need for industrial-scale urban capacity batteries for a full transition to renewable energy. It mentions the potential of various materials for batteries and the importance of distributed power/storage solutions for survivability. Codes for buildings are suggested to prioritize power production and storage. Overall, the article conveys a positive sentiment towards the shift to clean power and the importance of sustainability and survivability in the city's energy infrastructure.