Earlier quoted context omitted.
Yep. Any timer will do. If you find yourself programming an eInk display and a microchip in order to improve your procrastination, it is time to stop working on the project, get a physical timer, and work on the thing. If you feel inclined to shop around for a timer before getting to work, I'll save you the search. These work great. https://www.amazon.com/dp/B07TLC9SFZ (but any timer will do). Go do the thing. You're…
They also sell physical hourglasses if you don't want to be interrupted by a distracting beeping thing once the timer is over, especially if the activity you're trying to start with a pomodoro requires concentration like coding.
If it was overengineered and trivially redundant, it was relatable and tactile.