When I started writing this, the idea of a skyscraper construction project came to mind. I thought of a huge skyscraper with restaurants, retail stores, offices, gyms, and residential spaces — a large self-contained, compact community all by itself.

The first part of the article tells about the general principles of social networks, the history of development, the impact of social networks on people's lives. It contains fresh data on popular networks and highlights the problem areas of this issue.