The National Bank events were private, controlled and designed for employees.
That changed the moderation equation. The content was not coming from the open web. Participants accessed secure URLs on site. The tone was internal. The activities were meant to support team bonding through voting, submissions, mosaics, creative modules and playful competition.
Still, people are people.
A few participants created fake accounts and started posting jokes. It was not malicious. It was joyful, and within the spirit of the room. It also revealed something important about interactive systems: even in a safe private context, people will test the edges of the experience.
That story is useful because it avoids false confidence. Private does not mean behavior is fully predictable. If a system invites participation, it needs enough flexibility to let people play and enough structure to protect the event if play goes too far.
The lesson: safeguards are not only for public social media. They belong anywhere participation becomes visible.