I usually don't give anyone who gatekeeps fanbases the time of day, but even if you were to hypothetically take everything he says here as being true - which it isn't - I just know it wouldn't be a problem if a man was a fake fan of something to get their bag.
When I was younger I would get told “you can’t game or trade cards because you’re a girl”. I played video games as a kid with my cousin who would baby sit me. He gave me some of his cards and taught me a lot. My older sister introduced me to anime…