Lisp actually does have stream fusion, but it has it in the form of a library![0]<p>[0] <a href="https:&#x2F;&#x2F;www.cs.cmu.edu&#x2F;Groups&#x2F;AI&#x2F;html&#x2F;cltl&#x2F;clm&#x2F;node347.html" rel="nofollow">https:&#x2F;&#x2F;www.cs.cmu.edu&#x2F;Groups&#x2F;AI&#x2F;html&#x2F;cltl&#x2F;clm&#x2F;node347.html</a>