Because there are few hells fresher than trying to memorize 1,000 PowerPoint slides of paintings you swear never even came up in class, we’ll be helping you study for your Art Hum exam this week with a closer look at some of the syllabus. In this next installment of SOTTANLTO Bwog’s Professional Photoshopper/Procrastinator Zach Kagan assures us he’s spent as much (or more) time on the following as Rembrandt did on his original “The Night Watch”see if you can spot the six differences.