We've spent quite some time on dating apps , and we've ultimately come to the conclusion that straight men on dating apps have no idea how to appeal to the female gaze. Based on their poor-quality pictures, we can't tell what this person is going to be like at all. Twitter user @ holy_schnitt tweeted about how difficult online dating is when these dudes pick the worst pictures of all time for their profiles, and people headed to the comments to jokingly explain why men's dating app pics are so…