in my opinion it's good if a lot of new exchanges emerge, because they will provide the best for their users, so we are all free to choose the best exchange, who provide good service, and the competing losers will surely die because they are left behind.
the number of exchangers is a fairly good development. I think that the number of exchangers is a good development. well, even today there are a lot of new ICO projects that are open that are crypto exhanger themes.