If you have a really long scripts, and you're just going to change one tiny thing, it's annoying having to go through all of the script just to find one bit.
There should be a search function, where you could make the bit of the script you want to change, right click on it, and then there would be an option saying 'search for this scripts' or something like that.
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This was a feature the Scratch Team was discussing at some point. You can read about it here.
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