It's definitely feasible IMHO: http://www.lowtechmagazine.com/2018/05/ditch-the-batteries-off-the-grid-compressed-air-energy-storage.html http://www.lowtechmag

It's definitely feasible IMHO: http://www.lowtechmagazine.com/2018/05/ditch-the-batteries-off-the-grid-compressed-air-energy-storage.html http://www.lowtechmagazine.com/2018/05/ditch-the-batteries-o...