According to articles posted on different threads, the problem with gas shortages was caused by problems at the well head. Evidently Texas doesn't use or have enough underground gas storage like the midwest does. So the gas has to be processed before sending it on its way. That is were the breakdown happened.
Texas desperately needs dissolution mined salt cavity natural gas storage that’s dispatchable and we need to either go back to pipeline pumps being gas powered or have back ups for the electric pumps be it dedicated grid lines or diesel engines. Once failure started in the gas system it cascaded. The last thing you shut down is residential gas flows , having to relight all those pilots and also gas is a life line fuel people are using stoves and ovens and fireplaces to stay alive.