[Several] companies holds market share in excess of 50 percent in its prime market. All of them have been able to establish strongholds in the early majority segment, if not beyond, and to look forward from that position to continued growth, wondrously strong profit margins, and increasingly preferred relationships as suppliers to their customers. To be sure, some like Oracle and, more dramatically, Netscape have fallen on hard times, but even then customers often bend over backward to give market share leaders second and third chances, bringing cries of anguish from their competitors who would never be granted such grace.

p. 14 - Crossing the Chasm, 1991