Thwack will be having brief outages on Friday evening (12 June, 2009), sometime between 7 and 9 p.m. Central time (00:00-02:00 UTC), and again between 8:30 and 9:00 a.m. Central (13:30-14:00 UTC) Saturday morning (13 June). We hope the outages will be very brief, but we thank you all in advance for your patience while we perform this necessary maintenance.