In the technology world, being complacent is deadly. Something that's groundbreaking, revolutionary, or classic is inevitably tired and creaky just a few years later. As Steve Jobs himself preached, staying relevant is always about moving forward. At Apple's 2013 Worldwide Developers Conference (WWDC) we saw Apple itself take a revolutionary product that's by many standards still the best in the industry, and change it into something new.Related StoriesApple's law-enforcement critics 'appreciative' of new activation lockWWDC 2013 recap: Which Apple rumours