isnt it enough to remove/turn a belt at the section?
No idea what you're talking about.
Suggestions:
https://forums.factorio.com/forum/viewtopic.php?f=6&t=1084&hilit=Walk+belt
https://forums.factorio.com/forum/viewtopic.php?f=6&t=1173
https://forums.factorio.com/forum/viewtopic.php?f=6&t=5862 ...

As fun as it is and helpful in the beginning, it becomes annoying in the late game. I don't want it to be removed from the game, I just want an option that can disable it. Or a key that when I press makes me stand still.

I don't see how... But anyway, I love your idea and I would be happy if that is implemented. The reason I posted this disregarding your previous idea is that this is so much simpler. This idea would take about 1 day to implement where yours would take 8-10 days.

There are information about the current system if the player hovers over a logistic chest. When the player has at least 1 of every item in the system, the end of the list is not visible. (Even on full HD resolution)
I'd suggest implementing a window that shows that information (and maybe some more ...