[takeda]

A lot of people think they are not susceptible, then close their MacBook, put on their Beats connected to their iPhone put on their Nike shoes go to nearby grocery store and buy a Coca Cola and pay with their Apple Watch.

Yes you might not use any of these products, but highly likely majority that you do is branded. Also you are more susceptible to purchase certain brans that others, that's why advertisers want to target items that you are more likely to purchase.

This is not necessarily bad, but we learned recently that this mechanism was weaponized and things like Brexit and 2016 election is prime example how dangerous this is.