Computers are incredibly fast, accurate and stupid; humans are incredibly slow, inaccurate and brilliant; together they are powerful beyond imagination hence the concept human-in-the-Loop. Although 2D camera data is used to teach autonomous vehicles to find their way from Point A to PointB, it comes with its own set of drawbacks. On May 25, 2018, the general data protection regulations (GDPR)—Europe’s new data, privacy, and user consent regulations—take effect. Choosing an appropriate loss function is important as it affects the ability of the algorithm to produce optimum results as fast as possible. The most important thing that the computer vision expert does is to decide which image annotation type is needed to build the most accurate model(s) for object detection.