C2843 Climbing Ladder
Facing such arrogant words, everyone could only look at him as if he was a fool. The difficulty of 90,000 feet in the air was not because of the height of 90,000 feet, but because it had to constantly withstand the terrifying pressure as it rose. In this situation, even if the speed was a bit slower, as long as they could reach 90,000 feet, then that was a sign of incredible power.
Otherwise