What is the routine of free fortune telling?

It's not easy to find a good one on the Internet. Many capable people rarely show it to others online. For example, people who read the eight characters on the Internet have never seen your face, just through the eight characters and your screen name, as well as the picture of your head, your tone of voice and so on. Comprehensive judgment, the amount of information is relatively small, so generally speaking, it is difficult to calculate when meeting people, and the amount of information is relatively large. Free online computing is generally practice, right? Listen. People also calculate it for free, so don't care too much.