As others have pointed out, there are valid reasons to wish for anonymity. You're kinda making the "If you have nothing to hide..." argument. That said, I agre

As others have pointed out, there are valid reasons to wish for anonymity. You're kinda making the "If you have nothing to hide..." argument. That said, I agree that (some) online communities profit from real-name policies. C. f. the difference between youtube and Facebook. But that is no argument for retroactively changing the policy.