Last year Carlos (aristus) and I launched http://www.cloud-peering.com/ http://www.cloud-peering.com/ and spoke at a few conferences to highlight exactly this i

Last year Carlos (aristus) and I launched http://www.cloud-peering.com/ http://www.cloud-peering.com/ and spoke at a few conferences to highlight exactly this issue. Essentially the biggest interop problem in the cloud is the lack o backhaul sharing. It's the only thing we can't code our way out of.