---- useRecoilState() vs useRecoilValue() -------------------------------
useRecoilValue(state): Returns the value of the given state.
Use to READ state WITHOUT WRITING to it.
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useRecoilState(state): Returns an Array of two elements: the value of
the state and a setter function that will update that value.
Use to READ and WRITE state.
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Both hooks will implicitly subscribe the component to the given state.
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