The launch last fall of the Nintendo Wii U, Sony’s PlayStation 4 announcement in February, and the impending announcement of the next Microsoft Xbox all mean that the next generation of home video game consoles is underway. As we wait to see exactly what this generation of gaming will bring, let’s put things in perspective by comparing the consoles that have come before. In the following charts, we’ll look at the major home video game consoles of the last 30+…