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subscriber so that we don't hand them out as happily proxied objects to subsequent subscribers that might come along before we receive our unsub ack. We do still maintain non-acked objects in a dead table so that we know when to warn about undispatchable events and when to ignore them. git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2210 542714f4-19e9-0310-aa3c-eee0fc999fb1