Workaround for iOS 9 bug where apps won’t finish installing

Have any of you experienced a bug in iOS 9 where apps won't finish installing? I've seen this once or twice and it's very annoying. A member of the Mac Power Users Google Plus group recorded a quick video with a workaround for this bug: https://www.youtube.com/watch?v=a51x2tldIog&feature=youtu.be&ab_channel=AndreasZeitler   Check it out!