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Kinda strange question. Are you asking how to change permissions? Of so, just goto System Admin - Groups and change the anonymous group.
If your question is something else, please clarify.
Oracle: I'd ask you to sit down, but, you're not going to anyway. And don't worry about the vase.
Neo: What vase?
[Neo turns to look for a vase, and as he does, he knocks over a vase of flowers, which shatters on the floor.]
Oracle: That vase.
Neo:...