One of the first to speak among earlier delegations was Leo Koot, managing director of oil firm TAQA Bratani, who said Union Terrace Gardens was a "dark hole".
Those pranksters wanted to make a similar point as Koot, that having our information out there unguarded by its holders opens us up to identity theft and targeted attacks.
Matthijs Koot, a PhD-student at the University of Amsterdam, created a code that crawls through the profiles, downloading all of the information in them including Twitter names, links to Picasa albums, work and education history and putting it into his database.