Of all the gay hookup apps Brennan Zubrick uses, Sniffies , a cruising app for men interested in discreet sex-positive casual encounters with other men, is by far his favorite. Some of the most popular kinks among members on the platform include edging, cum play, and BDSM . “I overwhelmingly prefer the experience I get and the community I can access,” he tells WIRED. But Zubrick, who is 40 and based in Washington, DC, has a bad feeling that could soon change. Tinder and Hinge parent company Match Group announced on Monday an investment of $100 million into Sniffies. The deal gives Match Group a large minority share and the choice to become the sole owner later on. The announcement has set off an intense firestorm of reactions from users who are second-guessing the direction of the company and the longterm sustainability of the app.…