I for one will never download an app when I can just use the mobile website instead. That's what modern websites are — they're single-use disposable applications. Why would I throw that away for a native app that eats up disk space and has much greater access to my device?
> Why would I throw that away for a native app that ... has much greater access to my device?
You wouldn't, because you understand. But for every one of you there are 99 other who will install such a app if it is pushed to them. Apps are almost like bookmarks now.
Bookmarks with access to your location, contacts, and camera.