I feel bad your the Men that have wives, which are fearful of running ASIC's in the home
If you're currently running a normal space heater, that is more dangerous than a purpose designed & built 24/7 uptime server
Discussion
When I looked into getting an S9 for heating, I was confused at first. I saw so many discussions about fire hazards, and people doing crazy things to mitigate the potential.
I realized, later, that it was almost entirely BS. I'm assuming it gives these guys a machismo factor to prentend they are living in danger, or something similar.