Work for Container Solutions as a Partner.
Blog at: https://zwischenzugs.com, contact details etc there.
Don't know if this is definitive, but:
https://www.johndcook.com/powershell.html#:~:text=The%20core...
POSIX Korn shell, specifically, according to Wikipedia:
https://en.wikipedia.org/wiki/PowerShell#Grammar
so maybe it inherited 2>&1 from Korn shell, which in turn was POSIX.
But yeah, Powershell was not built purely to be a POSIX shell, but I thought it tried to be compatible where it made sense (hence the seeming clash of cultures).
This project is an enhanced reader for Ycombinator Hacker News: https://news.ycombinator.com/.
The interface also allow to comment, post and interact with the original HN platform. Credentials are stored locally and are never sent to any server, you can check the source code here: https://github.com/GabrielePicco/hacker-news-rich.
For suggestions and features requests you can write me here: gabrielepicco.github.io