Is the tree hanging on by its roots, struggling to keep from falling in the water, or is it leaning in toward the Source of Life, eager to be ever closer the water that sustains it?
How do you lean in toward the Source of Life?
Sure, you could use a washboard to wash your clothes, but those of us with access to washing machines generally find them a whole lot easier to use. But nothing sounds quite like a washboard, when you play it with a guitar pick or drum brushes. How useful something is often depends on how you define its usefulness.
What do you like to use in some way other than what it was designed for?