Thankfully, no (knocks on wood). But you have to base your design around the idea that real and fake trades are indistinguishable until the last possible moment. That critical requirement needs to always be in your mind.
I would never try to bolt those kinds of optimizations onto an existing system. It’d be too easy to miss something.
I would never try to bolt those kinds of optimizations onto an existing system. It’d be too easy to miss something.