Writing short doesn’t just train for economy, it also teaches how to convey emotions or moods in the most effect manner, not just the shortest.
When generating ideas and turning them into workable stories, there is one more question writers should ask themselves.
Don’t dwell on searching for something perfectly original. You’re unlikely to find it.
What we need as writers are inspiration, insight, and flow-state. None of those things equate directly to time or isolation.