>>8713570I dont think the cube is the best choice as a tool for easing anxiety. You gotta carry around an awkward and large cube everywhere and assuming you want to solve it, you gotta do it in one sitting or remember what step you're at.
Consider just carrying a coin. Something unique that you wont spend and roll it across your knuckles for stress relief. Easy to learn, it looks cool, easy to carry, and girls go bananas for that shit.