artists need to stop drawing their otps normally 24/7 & start drawing them as non-anthropomorphic things. like hell yeah!!! character A is the darkness that dances around character B, making a beautiful spiral of wonder & joy!!! radical!!
you use he/her because its your preference. i use he/her because everytime i tell my peers to use he/him they turn homophobic & bash me, so i gave up & gotten used to the mistake.