Every build v. buy decision should ask: "Is this a place where we want to bet on our ability to derive competitive advantage." If the answer is no, lean toward

Every build v. buy decision should ask: "Is this a place where we want to bet on our ability to derive competitive advantage." If the answer is no, lean towards buy. If the answer is yes, lean towards build. For ops, netflix would say "yes" whereas most companies would say no.