You're not getting it.... Your searches most always tag you someway or other even by blocking ads, locations, preferences etc..
Welcome to the internet*
Got a HOME phone call today from a rival phone company after online searching for a new CELL phone... I gave no info online... but my searching was
back tracked to my home and other ways based on my providers (and I used several)
The next step will be phones running a background program that will listen to your conversation and pick up keywords for brands that will apear in
targeted advertising.
"Hello Katie, how about a refreshing Coca-Cola (tm)?"