Cause propaganda channels tells them repeatedly, every day, over and over.
RedGreenBlue
Depends where in the world you are. Some places have had the foresight to regulate the loudness, priximity to housing and the time window where you are allowed to make noise. Other places in the world have different temples competing on which one can afford the loudest megaphone, placing them right outside some poor peoples appartments, knowing they are immune to criticism.
Islam: 5 times per day. ~3 min each.
Church bell frequenzy vary more per local tradition.
You have two alarm clocks in your room. one rings every monday morning. The other every 5 minutes. They are different and will affect you differently. One will make you stressed and the other will drive you insane. Frequenzy tend to matter for noise makers.
At this rate, in a hundred years there will be nothing alive left on the planet. The numbers of humans we have now are clearly unsustainable.
Cut away a generous part around a mould spot, inspect crossection. Looks good? Smells good? Then it's edible. Mould is everywhere all the time. If you can see it or smell it, don't eat.
If you are worried about the mould and microorganisms you can't see, then you will have to eat everything right out of the oven, made with freshly ground flour.
Well, you can't see or eat the AI the Americans are spending all their money on.
You can experience it from home. It's underwhelming.
Trust should not be required.