She should show up eventually, but I hope she won't mind if I report she did, and now thinks the world is loud!
I was going to say don't flush any toilets yet.
Taking it step by step seems a good idea.
I hope eventually you feel just as comfortable wearing it at home, because of course there wil be sounds at home that are good to hear, too - like timers, someone at the door, the phone, the TV, radio, etc.
How is music for you with these? Have you tried listening to the radio yet? Or CDs, any sort of recorded music?
If you basically like your hair long, maybe you could ask for a face-framing trim around the front, while leaving the rest long. Or pull back the top half into a hair elastic thingie.
Are these ITE or BTE aids? My hair is somewhat long, and I've never noticed any hair noises on my BTEs. MIght be just the way it happens to fall.