Quoting both sides of an hourly up/down market leaves you holding directional risk whenever one side fills more than the other. Crypto is the one category where you can neutralise that instantly, because the underlying trades 24/7 on a dozen venues: you offset the inventory with a small spot or perp position and go back to earning the spread. The hedge ratio is the market's sensitivity to price, which rises sharply as the cycle nears its close.
Markets on Polymarket where cycle quoting with spot-delta hedge is the natural play: