Copyright protected content copied from PhoneWorld website.Twitter recently announced the acquisition of OpenBack, a push notification firm. Due to it, Twitter will be able to tweak and personalize its app notifications for each user. To decide the ideal moment to provide push notifications to each user, the technology uses a variety of on-device signals and machine learning techniques. OpenBack will ...The post Twitter's New Acquisition OpenBack will Filter Important Tweets Only appeared first on PhoneWorld.