Here is a little trick I wanted to share, about notating aleatoric repeats in Dorico. If you want to avoid individual barlines, you can create the repeat marks with the line tool, with a line centered inside staff.
This is what you should end up with:
(
Here are the steps:
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Create an empty line body:
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in Line annotation editor, create start and end caps, using the correct Symbol. (from edit symbol)
Here is how it should look in the score:
