My uncle is an electrician, some building codes required it to be on a single switch so that the fan reduce moisture in the air. Thus preventing mold buildup or moisture from getting into the wiring and making a short.
Didn't expect to get hit by a naked woman on the first page when I was reading manga on a train. Should've known not to read zurikishi's works in public.
I feel the same. Like my roomate claims that walking in the dark is hard. Bro, you have been living here for more than a year and are an architect, how can you find hard memorizing a 20x20 m flat? Half of that you can't even enter because they are other roomates' rooms, you just have to remember the bathroom and the kitchen and the way from your bed to the corridor.