Scheduled posts for Announcements and Feeds

Following this thread closely. We are about to face the exact same decision and the replies here are gold.

Tried this on a staging copy first and it behaved exactly as described. Confident enough to roll it to production now.

This deserves more votes. It is a small change with an outsized impact on day-to-day use.

Appreciate the clear steps. The dry-run tip in particular saved me from a mistake I would not have caught otherwise.

Strong agree. Good defaults beat a wall of toggles every single time.