I think that the time as come for CocoaPods to consider whether it wants to became self aware.
I would be nice if we could create a CocoaPodsBot hosted on a Mac OS X server which would have the following features:
The lats point would be a solution to persist pods. This is a different workflow than what is done in RubyGems. Under this scenario we a responsible of packaging the pod and CocoaPods will use the packaged version only if the original source is unreachable.
Regarding download stats for the pods, pod install could simply send the list of the installed pods to cocoapods.org.
I have been toying around with a primitive version in https://gist.github.com/3173126.