Following a June 10 Gazetteer SF story about the presence of high-security data collection devices from a Calgary-based company called Patronscan in a number of Castro gay bars, digital rights group Fight for the Future is calling on Mix, Badlands, and Toad Hall to remove the technology from their businesses. “We demand you immediately remove facial recognition systems like Patronscan, cancel your contracts with biometric surveillance suppliers, and commit to never again using biometric identification systems on patrons,” the petition reads. “We demand the immediate and complete deletion of identity databases in a method verifiable by outside investigators.” Gazetteer previously reported that those three bars on 18th Street all use a Patronscan product called Guard+ to screen customers as they come through the door at peak hours. That product includes a forensic ID scanner, a camera, and a monitor. It allows bouncers to verify identities; track customer behaviors; and collect, store, and, in some cases, share bar-goers’ photos and personal data, including name, age, zip code, and gender. One of the main selling points of Patronscan is access to local “flag networks,” or shared private databases of blacklisted customers that can be accessed by other businesses that use the Patronscan system. At least nine venues in the Castro are synced into the same flag network as Mix, Badlands, and Toad Hall, according to the dashboard on Mix’s Guard+, which one bouncer showed Gazetteer earlier this month. The petition, which was released publicly yesterday, comes amid a week of backlash from local queer community members against the presence of surveillance technology in Castro bars. Several local sites and LGBTQ+ media outlets like Advocate, PinkNews, and GO published articles on the situation following our original story; these articles were widely shared online, raising concerns about increased surveillance in queer spaces in a