Every click on the web can communicate your choices to computers, which then use algorithms to help you with next choices. Which may be great if you're shopping for shoes or music, but a bit more concerning when the decisions reach the point of life and death.
Doctors, pilots, and judges are among the people who rely more on computers for decisions now. Kartik Hosanagar explains the situation fully in his book A Human’s Guide to Machine Intelligence: How Algorithms Are Shaping Our Lives and How We Can Stay in Control. Listen before you make your next decision.