Which is pretty much where anticompetitive laws are in the U.S. in terms of hurting the consumer. The fringe cases I would worry about are for tiny niche marke

Which is pretty much where anticompetitive laws are in the U.S. in terms of hurting the consumer. The fringe cases I would worry about are for tiny niche markets where there is only one supplier, or regulatory monopolies (e.g. healthcare networks).