I am filing this as a sibling issue to #3995
In the WP dashboard, the "Welcome to WordPress!" block can be dismissed (per user), via a link at the top-right:

We should introduce such a feature as well; perhaps in a way that it can be reused by other blocks too.
GitHub Issue #:
3996
Recent comments
In a blog post titled "Github Tips and Tricks for Contrib Maintainers", I'd like to see some of the following topics: When is the README sufficient for documentation? When should...
Github Tips and Tricks for Contrib Maintainers
Thanks Alejandro. That was the clues I needed.
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