It just boggles the mind. They had the userbase. They had the community moderation. They had the power-users basically doing their job for them. They could have had a bulletproof, tied-to-world-population-growth metric - not super fast, but basically monotonically increasing. They basically could have turned it into a sustainable money printer, while not crushing user enthusiasm.

Spez threw it away because he wanted the quick payout from ad revenue.