great model for ways to enter a market and win! also: 5) Ruthless-est For example, I'd argue Microsoft was a combo of 1, 4 and 5, and perhaps 3 -- with respe

great model for ways to enter a market and win! also: 5) Ruthless-est For example, I'd argue Microsoft was a combo of 1, 4 and 5, and perhaps 3 -- with respect to OS's. But definitely 4 (the IBM/MS-DOS thing) and 5. In contrast, Apple's goal has been 2. Google was clearly not 1 with respect to web search, instead, 2.