I think this is called the "Recently Edited Macros" or "Macro Edit History".
You might check for a .plist in the KM support folder.
But I'm sure @peternlewis can tell us exactly where he stores this list.
I did notice, and was pleasantly surprised. It is good to hear that this convention works for you also.
Oh my, the list is far, far to long to publish here.
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Just kidding!!!! I think we agree on far, far more things that we have different preferences for --- and that is all they are, "preferences".
I'm sure I've learned more from you, and probably ignored more of your suggestions than the other way around.
I tried to do that when I wrote the open history button menu script, but as far as I can tell there are no UI elements available from button 1 of group 5 β even after the menu has been opened.
The world is full of possibilities. That one is more likely that Batman v Superman being a good movie, but probably less likely than the next Star Wars movie.