Attention
Attention can be viewed as consumption of the "ultimate non-renewable natural resource" -- one's life-span. Attention one of the basic things that we have ultimate volition regarding. How should we manage this resource?
Super-concentrated application of attention can put one into "flow" state.
Good human-computer interaction design is, to a large part, about working correctly with the user's focus of attention.
References
References go here
J^T Thoughts
J^T Content goes here