As I write these very words, that FUCKING noise is back. I didn't notice it at first because the air conditioner was on, but now, I can't sleep. It's been going on and off since 4:30 a.m.
It is now 5:20 a.m. How something like this can go on for almost an hour is beyond me.
Here are my top three theories
2. Eager Project Runway contestant sewing away
3. Ghost. The building is about 100 years old, so it's likely the ghost of some woman who was murdered at her sewing machine.
Here is the video.