There are many reasons why people are afraid to trade because of their inability to analyze the market or a particular coin or the constraint that they are minimal with capital and are not ready for all the risks they face if they experience losses.
There are many who say it is better to invest much safer than trading or say the opposite, so when people already have the skills then they will dare to trade on the CEX exchange, but when not ready they are better off avoiding it.
Indeed, there are so many events on the trading competition exchange, starting from the newly listed token, the exchange will announce the token competition - whoever has the most volume will win it, this is not easy you must be ready to take this step.