The problem is that technical progress is much faster than cultural one. Human nature is basically the same it was 2000 years ago: people in power want more power. And while the totalitarism of early 20th century had eventually fallen, the totalitarism powered by constant surveillance, Big Data, Machine Learning has a potential to be so effective we won't be able to escape it. Some elements of that are already implemented in China (think: Great Firewall).