Selling back your power by slowing or stopping production is an old technique. Large factories that buy power on long-term fixed-price contracts will often sel

Selling back your power by slowing or stopping production is an old technique. Large factories that buy power on long-term fixed-price contracts will often sell that power back to the electric company when rates are high. It might be more common now, but "powering off ... to stabilize the network" existed long before the push for renewables.