tweak the readme

README.md

@@ -39,14 +39,17 @@ Any of these will work:
 2. You can download binaries from [the latest release] (or any other release, of course).
 3. You can also grab the binaries from the latest [build-release] workflow run. You must be logged into GitHub to do that (their limitation, not mine!)
 
-These binaries are all built on GitHub's servers, so if you trust my code (and dependencies), and you trust GitHub, you can trust the binaries.
-See [the wiki page on release binaries] for information on how to verify them.
+> [!Note]
+> - These binaries are all built on GitHub's servers, so if you trust my code (and dependencies), and you trust GitHub, you can trust the binaries.
 
-The Windows release hasn't been tested.
+>   See [the wiki page on release binaries] for information on how to verify them.
+> - You'll have to `chmod +x` them before you can run them.
+> - The Windows release hasn't been tested. I suspect it gets newlines wrong.
+>
+> [the wiki page on release binaries]: https://github.com/yshavit/mdq/wiki/Release-binaries
 
 [the latest release]: https://github.com/yshavit/mdq/releases/latest
 [build-release]: https://github.com/yshavit/mdq/actions/workflows/build-release.yml
-[the wiki page on release binaries]: https://github.com/yshavit/mdq/wiki/Release-binaries
 
 # Basic Usage