I agree that it's a clunky simplification, but the point is clear. Just read "non-vendor supplied client" for every spot "browser" appears. If it doesn't supp

I agree that it's a clunky simplification, but the point is clear. Just read "non-vendor supplied client" for every spot "browser" appears. If it doesn't support custom clients-- as real, first-class citizens, rather than a Twitter-style "we'll hobble the API access of any successful client" mentality, you're not going to get external search, interoperability, or much user control.