OnePlus is all set to launch the OnePlus 3 flagship smartphone on Tuesday. For the  launch event, the company has introduced an Android app for live streaming – the OnePlus 3 Launch: The Loop – which is available for download via Google Play. The OnePlus 3 virtual launch event will begin at 10.00pm IST (12:30pm EDT). For the first two hours, the OnePlus 3 will go on sale via The Loop app, claimed to be the  “world’s first...