pretty basic overview of how it works sorry for DK lib link

https://www.dailykos.com/stories/2021/2/16/2016337/-Messing-with-Texas-The-Lone-Star-state-s-power-grid-is-working-exactly-as-designed

oh and here is the info on the NG plant issues - don't think anyone wants to admit to the profit over people decisions just yet though

https://www.naturalgasintel.com/historic-cold-snap-drives-record-natural-gas-demand-prices-as-freeze-cuts-supply/