I Believe… [Cosplayer is an Identity, Too]
…that identity may be a kind of expertise but it is only an expertise in being oneself. The desire to tribe up and gain power through identifiers is a strong one but using your culture, skin color, gender, sex, or political leanings is absolutely no different than identifying as a cosplayer, a foodie, or a sports fan.
How do you want to be defined? By one action? By some opinion that could evolve? By a mistake, regrettable only with hindsight? Or by the sum of your parts? Okay, do that for other people. Start the trend.