iOS Smart Stack is a pre-built collection of widgets that displays the right widget based on factors like your location, an activity, or time… automatically rotates widgets to show the most relevant information throughout the day.
My Concept: March, 2015
iOS Smart Widgets that learn your behavior and appear when and where they’re needed most:

Apple: June, 2020
Apple introduced iOS Smart Stack Widgets with the similar functionality, 5 years after my concept:

Apple also introduced Focus Mode in 2021 which enables users to select which apps and widgets appear in pre-selected locations and times.