For years, Detention Billiards had an intentional presence in the Tower District. Even the upstairs speakeasy, The Library at Detention, which could be accessed through a door hidden by a row of lockers towards the back of the main room, was designed around 1920s mobsters, with mug shots of smugglers lining the wall.
Lisa Tackett, who worked as a bartender at Detention for several years, bought the bar in January and has been making changes to it since…