cloudless

YSK: Android has a similar option, but it is not enforced, so individual Android apps can completely ignore this and still track you.

There are reports from the residents saying that the renovation workers intentionally disabled the alarms, to make their work a little easier.

You can find videos of an active black hole:

https://youtu.be/TF8THY5spmo

You cannot “see” the black hole directly, but you can see the stars orbiting the black hole and the effect of gravitational lensing.

In a similar way when you see your own hands, are aren’t really seeing your hands, but the photons bouncing off your hands into your retina.