I'm sure you can see that a rolling outage affecting 200k people for 4 hours is quite different than an outage affecting four million customers for 3 days.
Check out the map. It's pretty clear that what you said is wrong. ERCOT territory is all broken, panhandle, east Texas, and El Paso area are not having problems. https://poweroutage.us/area/state/texas
Check out the map. It's pretty clear that what you said is wrong. ERCOT territory is all broken, panhandle, east Texas, and El Paso area are not having problems. https://poweroutage.us/area/state/texas