Starting and building
The Innovator's Dilemma
Disruption
The Innovator's Dilemma (1997 · Clayton Christensen) — Disruption.
What actually happened?
In 1975 a Kodak engineer named Steve Sasson built the first digital camera. He took it to management, and the response was: that is cute, but do not tell anyone about it. The reason was simple. A digital camera would eat the film business, and film carried extraordinary margins. Twenty years later digital had wiped out the film market and Kodak filed for bankruptcy. This was not a blunder. In 1975, judged purely as profit maximisation, suppressing the camera was the correct call. They took the short-term optimum and gave up long-term survival.
Disruptive innovation
Disruptive innovation is not better technology. It usually starts out worse than what exists, but cheaper, simpler, and aimed at customers you do not serve. It begins in markets that are not good enough to matter, improves steadily, and by the time it serves the mainstream well enough the leader has run out of time to react.
Early personal computers were far weaker than mainframes, but cheap and made for ordinary people. Mainframe firms judged them not a competitor, because their customers, enterprises, would never buy one. By the time a PC was good enough for the enterprise, the mainframe market had shrunk badly.
The value network trap
Every company is embedded in a value network: particular customers, suppliers, partners and processes. That network decides what counts as valuable and what counts as pointless. A disruptive technology looks worthless inside the existing network and central inside the new one, and switching networks means rebuilding almost the whole company.
Nokia was perfect inside the feature-phone network: carrier channels, low-cost global manufacturing, a formidable supply chain. Smartphones needed a different network entirely — software ecosystem, third-party developers, internet services. The advantage and the shackle were the same asset.
The resource-allocation paradox
The daily work of a good manager is to send resources toward the highest margin and the largest market. That guarantees a disruptive technology never gets funded, because its market is small and its margin is thin. The failure is not a strategic mistake; it is the allocation machinery working correctly.
Kodak knew digital was coming. Film contributed sixty per cent of profit, and any resource moving from film to digital damaged the current statement. Reasonable short-term decisions, accumulated, are the dilemma.
The remedy is a separate organisation
Christensen's answer is to give the disruptive technology to an organisation that is genuinely independent, so it is not bound by the parent's value network and is small enough to be excited by orders the parent would round to zero.
Amazon built AWS well outside the retail body, at a time when everyone considered cloud a fringe business. The independence is what let it build a value network of its own.
The managers did nothing wrong
The most important line in the book is the least comfortable one: the managers of the disrupted companies usually made no mistakes. They served their customers, allocated capital well and chased higher returns. Every decision was right and the outcome was wrong, which puts the fault in the incentive system rather than in the people.
How do I use it today?
Look hard at your main business. Is there a slightly worse substitute growing in a market you look down on, at a margin you consider too thin to bother with? If there is, it may be your disrupter — not because it is better today, but because it runs on a logic your own process cannot switch to.
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Lines to keep
Disruptive technologies are not born among your best customers.
Listening to your customers can be the largest mistake you make.