Well, it's not all that illuminating to imagine the arbitrarily bad UX you can build with something. Why not attempt the exercise of pondering good UX you could build with it?
Native applications lack this kind of polish because all software lacks polish, not because it's a bad idea. "Can the application be improved in any way if it were to query battery life, connection strength, metered vs unmetered bandwidth, remaining disk space?" are thoughtful questions for any developer to ask, even if the answer is ultimately "No."
Native applications lack this kind of polish because all software lacks polish, not because it's a bad idea. "Can the application be improved in any way if it were to query battery life, connection strength, metered vs unmetered bandwidth, remaining disk space?" are thoughtful questions for any developer to ask, even if the answer is ultimately "No."