Ever since the launch of gay "dating" app Grindr in 2009, sex has become increasingly more transactional in the gay community. With roughly 30 million users (of which almost 4 million are classified as daily users) around the globe, it's never been quicker and easier for gay men to find someone nearby for a randy NSA (no-strings-attached) rendezvous. Whether this is a blessing or a curse for the gay community likely depends on your views of casual sex. For those uninitiated with this world, something like Samuel Van Grinsven's...