Stop using a #doorslam to promote your app (e.g. see https://twitter.com/lukeredpath/status/284991643122294784 …), use a non‐modal Smart App Banner instead (http://developer.apple.com/library/ios/#documentation/AppleApplications/Reference/SafariWebContent/PromotingAppswithAppBanners/PromotingAppswithAppBanners.html …)
@andypiper (But non‐modal vs. modal is already a big win for usability. Lesser of two evils.) :)