500px's business model isn't based around an iOS app. It's supplemental to their service. View your comment in the context of the following headline: Apple P

500px's business model isn't based around an iOS app. It's supplemental to their service. View your comment in the context of the following headline: Apple Pulls iOS Flickr App from AppStore Building an App for iOS isn't the same as basing your business model around playing in someone else's sandbox.