There’s finally some good news for folks in Texas: it’s gradually getting warmer, and the power outages that left much of the Lone Star State in the cold and dark the past few days should keep winding down. But what are we all to make of what just happened? How could a state blessed with seemingly limitless energy resources of every type — natural gas, coal, wind, and solar among them — end up so short of electricity when it needed power more than ever? It turns out that the electric grid that the vast majority of Texans depend on day in, day out is designed to perform very well almost all the time, but is susceptible to a rapid unraveling when an unfortunate combination of events hit. Today, we continue our review of how this week’s extraordinarily low temperatures have been impacting energy markets — and many of us.

