It’s not possible for them to make great matches in any significant quantity, because our society has become incapable of making good long term matches at all due to changes in morals, expectations, etc. And many individuals, probably a clear majority at this point, are not capable of being psychologically healthy relationship partners.
A steady stream of top businessmen, actors, sportsmen etc. are being divorced by their wives. If these people can’t maintain a marriage, how much more difficult is it for most people?