One prime example: retro gaming, which is taking a big leap forward thanks to a tiny $35 quad-core 1.2GHz computer and free software. It’s now possible to buy a sub-$50 PC that requires little space or energy, yet does something highly useful (or fun) very well – comparable to a larger and more expensive machine from decades past. Real revolutions aren’t fast or frequent they’re the product of many small changes slowly coming together to make a gigantic shift possible.īut thanks to declining prices and ever-shrinking mobile processors, computers are on the edge of an actual revolution. The word “revolutionary” is used too casually these days.