From February 2nd, 2018 to February 2nd, 2018, 100% user give 5-star rating. for Sporcle Launcher chrome extension.
Does what it says on the box. If dev is open to suggestions for improvement or a separate Sporcle-extension, what I'd really love is the ability to easily, repeatably challenge Sporclebot in specific categories/subcategories to facilitate challenge-based badges.