Long ago, I heard the phrase "high-scan vs low-scan" for people who cannot ignore noise vs people who can. I haven't been able to find evidence of that as a thing since then, but it stuck in my head, because I am high-scan: small noises that other people tend to overlook are difficult for me to ignore when I'm trying to focus or relax. A month or two ago, a squeaking noise start up in the ceiling at work, and of course, no one else paid attention to it until I pointed it out (although to be fair, all of my coworkers either have or have had small children, so I guess ignoring noise is a skill you pick up at that stage in life). Naturally, it was situated directly over my desk, so no one else thought it was loud enough to do anything about until I complained.... a lot... This is the result: