True. Modern corps have learnt the lesson of disruption. I guess the only way it could happen is if it didn't look like a threat until far too late, such as to

True. Modern corps have learnt the lesson of disruption. I guess the only way it could happen is if it didn't look like a threat until far too late, such as totally different customers (e.g. third world), doing something completely different and no where near as good (e.g. markdown a threat to Word; iOS/android vs Windows)