Sherlock Holmes gets to be brilliant, solitary, abrasive, Bohemian, whimsical, brave, sad, manipulative, neurotic, vain, untidy, fastidious, artistic, courteous, rude, a polymath genius. Female characters get to be Strong.
Nowadays the princesses all know kung fu, and yet they’re still the same princesses. They’re still love interests, still the one girl in a team of five boys, and they’re all kind of the same. They march on screen, punch someone to show how they don’t take no shit, throw around a couple of one-liners or forcibly kiss someone because getting consent is for wimps, and then with ladylike discretion they back out of the narrative’s way.