Along with bug fixes related to app startup and location services, Twitter has met users half-way by stopping the Quick Bar from intrusively popping over the timeline as you scroll in version 3.3.1. Intended to update users on what’s happening the Twitter sphere, users were outraged at the inability to disable the distracting pop-over. Twitter has permanently affixed the Quick Bar at the top of the timeline, which you can scrub your thumb over to scroll through recent trending topics. Twitter isn’t backing down on a feature they claim user’s want
— I say let individuals decide how they want to browse Twitter.