Interesting ways to use Announcements for ideas worth trying

I wanted to start a broader ideas worth trying thread around Announcements.

A useful angle is deployment, but it also connects with accessibility. Different tools and workflows can produce very different results even when the goal is similar.

It would be interesting to compare practical examples, experiments, setups, or lessons that show where Announcements is genuinely useful and where it still needs improvement.
 
For Interesting ways to use Announcements for ideas worth trying, I would separate the problem into setup, output quality and repeatability. announcements and interesting fits into that because it can change the result quite a lot depending on the workflow. It is usually easier to troubleshoot when each change is tested on its own.