Dare I ask, are you proficient? I heard that fortune telling was accurate in the past and not in the future. What happened?

In fact, good technology should be accurate in the past and in the future. Naturally, some people who predict don't believe in predicting the future (because the future hasn't happened yet, some people think that predicting the future is inaccurate. People with real skills tell the master what to guard against in the future, so if the master guards well, nothing will happen.