I Have Some Ideas On What Fallout Season 2's Mysterious Countdown Timer Could Be About

I've thought about this for a while.

Hell’s Paradise Season 2 Episode 3 Release Time and Date (Countdown Timer)

The war against the immortals is about to begin. Discover the release date and time of Hell's Paradise Season 2 episode 3 ...
IGN

Astro's Playroom: Here's What Happens When the Big Timer Hits ZERO (Astro Bot Countdown Event)

On the last day leading up to the highly-anticipated release of Astro Bot, the follow-up to Astro's Playroom, PlayStation's official X/Twitter account tweeted that players should hang out in the ...