Certainty.

Sometimes certainty can be hedged

Not betting on whether it will rise or fall

But if there is $币安人生 on Binance, the profit from a long position will be very large, but a short position will lose 1600 u.

Did not wait for the announcement. The wear and tear is not significant. Acceptable

But if market sentiment comes, the probability of certain opportunities is very high with good odds, and it is essential to use appropriate methods to earn certain returns.