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shotaro
@shotaro
Using transient storage as global state variables is a mistake and an Anti-Pattern. Arbitrum and AMB bridges use this to store the message sender of a call. Prefer local variables with limited scope over global state variables. More functional programming style.
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Jessica
@jes5-
Ah, another weird thing is it's also copying the unbounded returnData to memory. So I think you can potentially impose some absurdly high gas cost on a relayer?🤯
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