I may seem that this is a trivial conclusion for many of us that take sometime to understand technology. However, this is actually a well tuned selling strategy that get most of the people around the world hooked-up to several paid services with money or they private information:

https://hbr.org/2008/04/the-four-things-a-service-business-m...

This is the main reason why large free service companies have products to sell, and then people who understand do not usually like.