I think one of the big parts is power up/down, where using the stake to vote means it's locked up for weeks right now, and that's probably not to his advantage. At least the community witnesses have been demonstrating their commitment for a while, not to mention that banding together against justin isn't the same thing as centralization. I certainly don't like anything justin has done since he acquired the stake, minus the parts that were clearly reactions to him realizing he overstepped