Don't corporations produce and survive only because they produce stuff that people choose or not to purchase? Monopoly sources exist of course but as Peter Thie

Don't corporations produce and survive only because they produce stuff that people choose or not to purchase? Monopoly sources exist of course but as Peter Thiel has pointed out, the capitalist world is dynamic with what he calls creative monopoly at work. You maybe stuck for choice this year but likely not in the next.