Left-side trading refers to entering the market early, predicting changes before a trend is confirmed. Right-side trading, on the other hand, waits for the trend to be confirmed before making a move. This phenomenon often occurs in the stock market. For example, $Tesla Motors(TSLA)$ recently dropped to $217, with public sentiment claiming it was worthless and everyone waiting for it to go below $200. However, two days ago, Tesla rebounded to $270, and people started buying again.This situation is driven by the characteristics of left-side and right-side trading. Left-side traders possess the contrarian ability to buy the dip before a trend is established. However, many people, especially beginners, are unable to predict market changes in advance a