<p>Wow, you can even nest them and drag and drop between them (even though with a few hick-ups):</p>

<p>https://user-images.githubusercontent.com/38782922/98850138-96282c00-2454-11eb-892a-671201def342.gif</p>

<img src="https://user-images.githubusercontent.com/38782922/98850138-96282c00-2454-11eb-892a-671201def342.gif"></img>

        
        
        
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