Huh? Nowhere does the author suggest that the electric powered system was "eating him out of house and home". The motivation here was clearly resiliency and cre

Huh? Nowhere does the author suggest that the electric powered system was "eating him out of house and home". The motivation here was clearly resiliency and creativity. He also mentions the importance of addressing leaks too. "Empty tanks" is probably just shorthand for "pressure too low to run the tools".