Deep Eddy Cabaret at 2315 Lake Austin Boulevard offers beer even colder than its namesake spring-fed swimming pool one block south. According to historic nonprofit Preservation Austin, at 72 years old and counting the dive is the city's oldest neighborhood bar, and these days its presence is a comforting counterargument to the increasingly posh reputation of its surrounding neighborhood. But not all old dives bother to make their obvious importance in local history official on paper, so we're thrilled . . .