Thing is, they need to bring their help and the help won't be happy if their families are left high and dry. These people are just too fucking stupid

Destroy their oxygen intakes. Job done.

This is weirdly similar in many ways to Dungeon Crawler Carl. Dwindling numbers of people, digging ever deeper... Different in most other ways, but I'm a little obsessed right now.

They made interconnected ones during covid, fallout irl. They have private islands with stem cell clinics. Adam devine talks about how he goes to one on the workaholics podcast since they give way more than the dose you can get in the US.

I legit think that is their game plan, to enact wealth based population control. Millionaires become the new working poor and billionaires become bunker lords. Everyone else just dies

If they want to go hide in a hole, that's fine by me. It'll presumably be simple enough to just seal it up completely.