There is still a synchronization of how many seconds you watched the ads. I really doubt that these ads will not be directed to users, depending on their prefer

There is still a synchronization of how many seconds you watched the ads. I really doubt that these ads will not be directed to users, depending on their preferences. The same thing facebook and google does. If a company comes and will offer millions of dollars to track users, like what kind of ads a specific user / target group is watching, will brave say no ?