<div dir="ltr">Possibly of interest to the language designers around here! Overhead my head at this point, but I&#39;m working away on getting there.<div><a href="https://www.microsoft.com/en-us/research/uploads/prod/2020/11/perceus-tr-v1.pdf">https://www.microsoft.com/en-us/research/uploads/prod/2020/11/perceus-tr-v1.pdf</a><br></div><div><br></div><div>iain</div></div>