Talk:Twilight Sparkle/@comment-81.183.13.36-20130220211048/@comment-4899875-20130220231228

It becomes genericized when our culture gets flooded with My Little Pony content created by other people and you can't tell the difference anymore. The same thing happened to Band-Aid and Thermos; those used to be actual brand names, and now they just refer to what the product does or looks like.