Do you know the difference between a local outage and an ERCOT-mandated rolling blackout?

AUSTIN (KXAN) — As triple-digit heat continues this month, ERCOT has already broken the all-time record for peak summer demand twice.
Still, the state's power grid operator remains confident it will have enough power to meet demand this summer. Does ERCOT think it will have enough power this summer? Here’s what its own report saysThat doesn't guarantee your lights will stay on, though, it just means the state doesn't expect rolling blackouts due to larger-scale problems with the grid