His partner, Vinod Khosla, explained the point this way: If you thought existing search technology was 90 percent as good as the best possible version, then pushing performance up to 95 percent was not going to win you customers. But if you thought there was more headroom—that existing search technology represented only 20 percent of the potential—then Google might be three or four times as good as its rivals, in which case its margin of engineering excellence would attract a flood of users.
