For example, Microsoft is famously still doing quite well despite desktop operating systems no longer being the most important game in town. Furthermore, dominant companies actually rarely get disrupted in the sense that someone comes along to take their business, it's that new markets open up that make the old business obsolete. But IBM is still the leader in mainframes, Microsoft still has dominance for desktop operating systems, Google is still dominant in search despite what feels like weekly articles about how search quality has gone down.