“Recently I had a sound engineer explain to me how to use a microphone. He told me he didn’t know how the girls on TV did it, but it wasn’t ‘the way they do it in the real world.’” Katie Richardson, Katie and the Carnival. I’ve been aware of a quiet phenomenon in the Belfast music scene for years, but it wasn’t until recently that the full picture was revealed to me. In my day job, I do PR and artist development for several local musicians. We were building a band around one of the artists and required a new…