I’m a yes man… and that is not allways good, because i tend to have a lot of tasks on my table at all times.
But it’s not always visible how many or if they are looked at in a timely manner…
Thinking about the red and green balls you see in a lot of “innovative” offices, where you put a green one in a bowl if you have a good day or a red if you have a bad…

Having a clear tube where you stack a ball for each current task , making it very easy to see how many you have.
The stacking of the balls makes a first-in-first-out approach to task solving easy to controll. Different colors can represent different types of tasks. A task can be worked on over a number of days, putting the ball back in the stack when done for the day. A DAY ball, making it visible how many tasks you have for that day…