I guess the idea is that backbone providers will each have a similar number of ISPs (and content networks) to deliver traffic from and to. That's clearly not th

I guess the idea is that backbone providers will each have a similar number of ISPs (and content networks) to deliver traffic from and to. That's clearly not the case, especially with Verizon providing both a backbone and an ISP, and level 3 providing mostly content delivery. Maybe both should work on diversifying the clients that they serve.