5 major utility CEOs discuss the transformation of the energy system

[kristopher]

4. The claims you're making about lies are themselves lies.

#3) When you are in a situation where the grid has failed you, it isn't necessary to duplicate your usual daily behavior. Having enough power for some combination of communications (internet, cell phone, radio or tv), lighting, refrigeration and running a fan or two is more than enough for most people. 7 kWh is plenty.

#2) He is introducing a new product and describing how it works. His description is accurate - the idea that it is a lie because he doesn't cover every contingency for retrofitting existing solar systems says more about your perspective and dedication to the truth than it does to anything related to Musk.

#1) Yes, you can. Average daily home electric use by Germans - who work towards energy efficiency - is 13 kWh. Since during daylight hours your panels are not only charging the batteries but also meeting use needs, a 7kWh system could certainly for the heart of a livable system.

Of course, we could do the same with a hydrogen fuel cell system and solar, but we'd have to up our spending on solar by about 70% and spend another couple of hundred thousand on the hydrogen outfit.