But why is Google successful at selling ads? It's because they're best-in-class with AI techniques. Google's revenue is from ads. Google's technology/core compe

But why is Google successful at selling ads? It's because they're best-in-class with AI techniques. Google's revenue is from ads. Google's technology/core competency is AI. Classifying companies is hard, and it doesn't really make sense to try to fit your worldview into "X is Y, A is B". Sometimes X and Y are both A and B.