The grid is everywhere, sending power to the light switch on the wall and water to the faucet in the kitchen. But is it essential? Must we depend on it and the corporate and government infrastructure behind it? Wednesday’s AU we’ll revisit our conversation, from August, with Nick Rosen, who has traveled the United States, spending time with all kinds of individuals and families striving to live their lives free from dependence on municipal power and amenities, and free from dependence on the government and its far-reaching tentacles.