The Innovator’s Dilemma, a 1997 book by Harvard professor Clayton Christensen, made the point that successful companies can lose their way when they pay too much attention to legacy products and not enough attention to new stuff. They are making so much money they either don’t see a competitor rising up or are too complacent to feel threatened. In either case the incumbent generally loses and the upstart (usually one of many) generally wins. The best way for successful companies to avoid this problem is by inventing the future before their competitors do.

We see this pattern over and over in high tech. Remember Lotus? Remember Word Perfect? Remember Borland? And it’s not just in software. […]