This looks exciting, and I certainly plan to use it, but this style of parallelism isn&#x27;t ideal due to the constant join()s which will really take its toll with Amdahl&#x27;s law. This talk covers that and makes an argument for composing parallel code using futures instead: <a href="https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=4OCUEgSNIAY" rel="nofollow">https:&#x2F;&#x2F;www.youtube.com&#x2F;watch?v=4OCUEgSNIAY</a>