nah, as the flustered people in the alley said,u can make it a great leap from low also can be a great fallling,though barely no one will make that mistake. so it should be a way to play this game with wealthy,we shouldn't block the way of different opening. with this chiose we can try different begining . but the percentage of falling and rising can change a bit or set a limit indeed, a trading curb can be considered