This uses 7 services to store a base-10 numeric value on a 7 segment display.
electronics-tutorials.ws/…/7-segment-display-tuto…
Here is a picture of a power switch for a power strip
upload.wikimedia.org/…/500px-Socket_5.jpg
It’s can store any two data values people assign to it. In this case, power on, or power off.
We’re using binary switches (literal just different types of light switches) to store data all the time. That’s the whole fucking point. You’re having trouble differentiating between the two because the data they store the same fucking thing just at different scales.