Just use process explorer (http://technet.microsoft.com/en-us/sysinternals/bb896653.aspx), right-click on the mp3gain process and hit "suspend." Hit "resume," when you want to start it back up.
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Just use process explorer (http://technet.microsoft.com/en-us/sysinternals/bb896653.aspx), right-click on the mp3gain process and hit "suspend." Hit "resume," when you want to start it back up.