Todos are already stored as calendar components and share a lot of properties in common (eg: they’re icalendar components). It’s just that most user interfaces

Todos are already stored as calendar components and share a lot of properties in common (eg: they’re icalendar components). It’s just that most user interfaces either handle one or the other. Everything in this field has stagnated strongly for the last decade or so. 99% of the people use the 2 or 3 existing proprietary interfaces that are around, but these are impossible to improve since they’re someone else’s secret code.