a great little article from The Economist

…smaller, nimble competitors make stealth attacks on larger rivals is a well-known phenomenon. Nonetheless, the way that larger companies can defend themselves against attack is a matter of much debate. Professor James says that the key is to quicken decision making. In his analogy, by the time the captain of an oil tanker has spotted the pirates’ inflatables it is too late; big ships take a long time to turn around. Similarly, once a large business has gone through the traditional process of observing an attack, orientating itself, deciding what to do about it and then acting (what Colonel John Boyd, an American military strategist, called an OODA loop) it is too late, the competition is upon it…
read on