Read the Benefits of Parallel Testing, brought to you in partnership with Sauce Labs. According to dictionary definition retrospective is a show of the work an artist has done in their life so far. Well even if most of developers consider their work art it is not quite what I wanted to write about. But there is another definition: relating to or thinking about the past. This is more like it. Retrospective is a moment of reflection, when You can ask questions and get some very important (hopefully) answers.