The author doesn't seem to be aware that there are already applications created this way that have been approved for sale by Apple. Given that it does not trigger any of the objections Apple has previously had about Flash on the iPhone--which universally revolve around the Flash runtime, specifically in the browser--I don't see why anybody should be surprised by that. It only seems improbable if you make a lot of second-guessing about their motives rather than taking them at their word.