From February 12th, 2014 to February 21st, 2014, 67% user give 5-star rating, 33% user give 4-star rating. for Web Task Switcher chrome extension.
Smart. Does a good job of logically grouping tabs for me.
Helpful !
Love the concept. It makes me actually close the 'tasks' as soon as I'm done with them. If it wasn't for this, the tabs would lie in the browser for days.