It was a joke because these pronouns have a history of being non-inclusive (in the past he was used always when the person is unknown even if she was a woman)
Boys need more new role models, especially now that many heroes have been gender-swapped, and more all-female shows are being released even though all shows aimed at boys have 2 female main characters as part of teams.
Your profile says your pronouns are him/he/his
It was a joke because these pronouns have a history of being non-inclusive (in the past he was used always when the person is unknown even if she was a woman)