Tested on:
Windows → Google Chrome v84.0.4147.89 (2020/07/27 21:29 BST).
iOS → Google Chrome v80.3987.95 (2020/04/06 11:15 BST).
Associated blog post: https://mythofechelon.co.uk/blog/2020/4/2/a-proper-powershell-syntax-highlighter