What it takes to be Complete AI? Machines can now understand verbal commands, distinguish pictures, drive cars and play games better than we do. So what it takes to walk among us. To achieve, we need to overcome the boundaries that define the four different types of artificial intelligence, the barriers that separate machines from us – and us from them. Type I AI: Reactive machines The most basic types of AI systems are purely reactive, and have the ability neither to form memories nor to use