"the nature of competition has changed"

"new technology isn’t driving most disruption today. Consumers are. And that in turn means incumbents require a different kind of innovation in order to thrive—not technological innovation, but a transformation in business models. A business model describes how a company works—how it creates value and to whom; how it captures value and from whom. Innovating your business model requires a deep knowledge of customers. You must understand what your customers want, and in particular, the main steps or activities they undertake in order to satisfy their desires. You need to understand their value chain.
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In today’s new wave of disruption, upstart firms are breaking apart these chains, offering customers the chance to fulfill just one or a few activities with them, and leaving incumbents to fulfill the rest. [Moi ici: Parei e recordei as dezenas de discussões em que dirigentes de PMEs me asseguraram que os clientes preferiam uma one-stop-shop. Pois!] I call this process of breaking apart the chain of consumption “decoupling.” Startups decouple to gain a foothold in the market, and they grow by offering to fill a specific activity for customers—what I call “coupling.” Both the initial decoupling and the subsequent coupling allow startups to quickly steal a substantial amount of market share at incumbents’ expense. In short, the startups become disruptors.
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[Moi ici: Por fim, um trecho sobre Mongo] 1980s, 1990s, and early 2000s, the nature of competition has changed. Most industries used to have only two or at most a few major global players. Today industries contain many competitors, mostly small ones acting globally. Game theory loses much of its value when one larger, more predictable player has to play a strategic “chess match” with not one, not two, but hundreds and in some cases thousands of small, unpredictable players.”

Trecho retirado de  “Unlocking the Customer Value Chain” de Thales S. Teixeira.