Why not simply accept that wikipedia has a particular bias, and set up your own wiki - fashionpedia perhaps - if you want to create articles that wikipedia doesn't accept?
Wikipedia has become a success because of its culture. It should be very careful about changing that based on the demands of the entitled multitudes.
Because Wikipedia aspires not to have such biases. If Wikipedia was linuxdistropedia then no-one would think it was odd that it was focused on obscure distros and didn't care for articles about embroidery or the history of Islamic jurisprudence. But it aspires to be a universal encyclopaedia.
Wikipedia has become a success because of its culture. It should be very careful about changing that based on the demands of the entitled multitudes.