The Village Voice describes the "top 10 places to puke your guts out in new york city".

2. Housing Works Used Book Café, 126 Crosby Street: Lots of people come in off the street to this dim and roomy used bookstore's two ground- level, easy-to-locate, single-stall bathrooms. Nobody notices or cares. Plus, the nonprofit is associated with a free needle exchange, so people are shooting up in there (cleanly!) anyway. Good books and records to boot (no pun intended). Less than one block from the F train.

The next step would definetly be some location-based tagging system that will provide: - a rating system - narratives like postmortem (analysis of your "work"), best practices, big troubles - solutions