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As I said, I don't think that kind of thing would apply to a Maps app by Google. It is for businesses who use maps for something else. For example if you show a map on your homepage with all the locations of your stores. The browser makers (Mozilla & Co) don't pay either if somebody opens the Google maps web site.
You have completely missed the big picture here. Google charges 'volume' users of their maps API, that is part of the way they pay for it. The map "application" on iOS was a client that called Google Maps APIs and displayed the results. It generates a lot of volume, and Apple was going to have to start paying for that this year. you wrote: "For example if you show a map on your homepage with all the locations of your…
Yes. The scenario we're currently in. By approving Google Maps app now, they give their users back the experience they expect without having to pay Google for the use of the Maps API. Meanwhile they can keep working on their own mapping solution until it's ready to take over, at which point they can pull Google Maps from the App Store.