Main

I guess, if what you think it's telling you is which teams should be in first, second, etc.

If you understand that it's telling you how good a team is at creating quality chances, then it's not useless. Then, combine it with actual goals scored and it tells you how good a team's finishing is. This image shows, among other things, that Chelsea have been very poor at converting quality chances, which helps explain their place in the table.