Google “Only spy the web” is highly inaccurate…they are everywhere. In every website, in your android phone, in your YouTube, in your Google drive, in your email, in your Google maps…
It would be fun if some government required companies that off free services to disclose how they make money and allow each user to see their particular value. This might help open some eyes…
Services are free on the internet because people pay with their attention and data instead. A single user is much more valuable than you think, especially the recurring ones.