I don&#x27;t get this though...<p>Like if the software calculates bend radii that will break things, isn&#x27;t that a bug? What&#x27;s the explanation for that even happening? Is it just that the formula involved means that you can&#x27;t always get a &quot;right&quot; answer, so the software will be like &quot;well, this is the best we can do, figure out the rest&quot;?