This is very similar to the app start-up craze that apple triggered. After every new iOS release or new FB announcement there were a multitude of app startups t

This is very similar to the app start-up craze that apple triggered. After every new iOS release or new FB announcement there were a multitude of app startups that were made redundant. For example there were plenty of startups focused on bookmarking websites, or sharing notes, or allowing in-game adverts.