[xiaoma]

Part of the problem is that Prof. Christensen used the word disruption to name his theory. It's a common word, and has partial overlap with the process he describes. As a result, some people mean what he did when they say "disruptive innovation" and other people just mean an innovation that can disrupt someone or something. That said, if he had named it something else, it may not have been as popular or widely referenced...

[cossatot]

See also Paul Graham and 'startup'.