This is why i'm glad my family(including extended) believes anything I say about technology like its words from god. They think i'm some kind of genius or something, whether or not I am, I do know my shit more or less when it comes to technology.
ONTOPIC:
You can't do anything about that. Dealing with ignorance is something you have to learn to do as a person in life, especially with people that are vital in your life, i.e. family. Just politely say, "I disagree, i've been playing videogames for a long time(I assume you have) and I know what I like, and what the majority of gamers of my age like." Let her dis-agree and make an ass of herself, then have a good laugh about it afterwards.
ONTOPIC:
You can't do anything about that. Dealing with ignorance is something you have to learn to do as a person in life, especially with people that are vital in your life, i.e. family. Just politely say, "I disagree, i've been playing videogames for a long time(I assume you have) and I know what I like, and what the majority of gamers of my age like." Let her dis-agree and make an ass of herself, then have a good laugh about it afterwards.