Modern tech companies use the latest scientific discoveries to create addictive products for their users. Some 50-60 years ago, people became addicted to cigarettes, alcohol, and drugs, but in the digital age there are many more products that cause addictive behavior: gadgets, social media, online stores, etc. There have never been so many "hooks" before, and only now are we starting to think about it. New addictions, although not related to the use of chemicals, have the same effect as drugs.