The matching algorithm for block linking (^) doesn’t handle asterisks well. This makes it difficult to copy-and-paste text into new block links.
For example, if you have this paragraph:
I did a good deed. **Ann had a book in bed.** Dan ran down Gill Hill.
Copy it, and then paste it into a new block link: No match is found.
But remove the first pair of asterisks, and the match is found:
