I once told a friend who works as a software developer about one of the largest European data science conferences. He showed genuine interest and asked whether we could go together. Sure, I said. Let's broaden our knowledge together. It will be great to talk to you about machine learning. Several days later, we were sitting in the middle of a large conference hall. The first speaker had come on stage and told us about some technical tricks he used to win several data science competitions. When the next speaker talked about tensor algebra, I noticed a depleted look in the eyes of my friend.
— What's up? I asked.
— I'm just wondering when they'll show us the robots.
To avoid having incorrect expectations, we need to inform ourselves. Before building a house, you'd better know how a hammer works. Having basic...