Wish Australia had "virtual batteries"!
Instead we just have a regulated feed-in rate, and the grid supplier retaliates by charging higher supply charges for customers who have solar.
I don't sell any of my surplus. F--- those monopolists. My BIL was selling back to the grid, until we ran the numbers and found it was actually cheaper not to.
Euroland has a lot of stupid in its regulatory systems, but less outright fraud.