It's the car commercial dilemma. No one is going to spend 30,60,100k on a whim because a commercial told them too. But the long term idea is to implant that ide

It's the car commercial dilemma. No one is going to spend 30,60,100k on a whim because a commercial told them too. But the long term idea is to implant that idea of wanting X brand once you are in the market for a car. You can't know what you don't know. But such effects need to be measured over years, not weeks. So a company won't know until it's too late.