I just found the most awesome Canadian singer-songwriter, World of Warcraft player, and comic book fan, a young woman named “LIGHTS” (it’s her legal name!)
She’s got a couple self-made music videos:
and the sequel, February Air
You can hear autotune in some of those, but she uses it strictly as a special effect, not because she “needs” it. Here she is doing a live, acoustic version of Saviour.