I voted no because I disagree with the system where a select group of people are given the ability to gatekeep the tiers. This will lead to tier members being lobbied by individuals trying to climb the ranks. It would also make it too simple for a few people to stage a hostile takeover of a certain tier.
I would strongly prefer a sybil-resistant, decentralized method of allowing progression through the tiers. Please see my RFC outlining my model for Contribution-Based Incentives: