K-ON! is a fantasy of friendship, yes. But most of us are not lead guitarists in a rock band. Most of us are not child prodigies like Azusa. Most of us are . We are the people in the background making sure the lights stay on, the forms get signed, and the schedule runs on time.
Iori represents the quiet dignity of the supporting cast. She validates the audience members who are not the "main character" of their own story yet. She proves that you don't need a guitar or a catchy image song to be essential to the group. ryoko iori