The current structure of the World Wide Web was invented decades ago. Many decisions made by the early developers of the Internet, such as user anonymity, lead to irreversible and unpredictable consequences. In his book, one of the creators of virtual reality, Jaron Lanier, discusses the technical and cultural problems that arise due to the lack of thoughtfulness of digital devices. And he warns that Wikipedia, Facebook and Twitter put the wisdom of the crowd and computer algorithms above the individual.