Tell that to the senior shut-in who depends on all three to allow him to stay at home rather than risk his neck on the road or move to an assisted living facility.
That being said, I don’t want them regulated. I want a free-wheeling capitalist economy that allows competition to flourish that will give said 3 companies a run for their money.
Yes, the poor gas station owner would eventually be able to wipe out Standard Oil if he was just given enough time.