Think Progress:

On Sunday, Germany’s impressive streak of renewable energy milestones continued, with renewable energy generation surging to a record portion — nearly 75 percent — of the country’s overall energy demand by midday. With wind and solar in particular filling such a huge portion of the country’s power demand, electricity prices actually dipped into the negative for much of the afternoon, according to Renewables International.

That’s progress! Not chasing the next check-in app.