[everfrustrated]

Yes but there is also a temporal component as well. A Senior should be able to do all their tasks and whatever else comes their way without needing guidance. To be able to do that requires a certain level of time in position.

[butlike]

nah, the tasks evolve as you get older. having a senior do all their tasks and whatever else without guidance sounds like free work. even the old people in the old folk's home get an assistant to help them take their pills!