That required office time means everyone still needs to live within a short distance of the office though. For a lot of people that defeats some of the main benefits of remote.
Hell, put it in a fun location and call it a retreat.
Nobody said anything about work activities after 5. You can go do whatever.
But hanging out with coworkers when you’re all seeing each other for a rare or even first time seems like a pretty common whatever.
I planned to fly in where ever for that week, not commute every day.