You have something to hide

The more information I have about you the more susceptible you become to my manipulation attempt (propaganda).

Let’s take a person who has a Facebook account. This person likes Tesla and an author who mostly creates books for children.

From these bits of information I can derive that you are interested in the environment and it is your concern that the world we live in will be a healthy and safe place for your children.

Nostalgia

Recently a strong feeling of nostalgia overcame me. I thought about my childhood where no internet nor smartphone was present. Because I was a 90s kid born in 1984 we had to either call our friends via the land line or we directly went to their home not knowing if they were there.

What is reality

Objectivity doesn't exist.