Hubris apparently is not among the many obstacles to securing a liquor license in Chicago. A gay sports bar opening next to the historic Green Mill is claiming to be the world's greatest bar. And in west Lakeview a new Irish bar is billing itself as being "since 1972," despite the fact that until December its space was occupied by the landmark Romanian restaurant Little Bucharest. The world's greatest and 32 years old, all before pouring a single pint.