If in a query window no one says anything for "X" seconds that window closes.
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No one talks where?

-in that specific query
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In any query window?

-no in a specific query. treat each window separate.
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In all queries and channels?

-no channels. just queries, but independent.
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What about if you talk?

-then the timer, or whatever will close the window is reset for the window I talked in.