Just in case this is of interest to anyone:
Edit 18.08.2022 (added)
"The Register" has some more details:
I quote, "Limit your expectations to server-side stuff. This is a mainly a way to deploy console-based C# and ASP.NET apps into Ubuntu servers and Ubuntu containers.".
- This does not look as if it will have a direct impact on the desktop Linux.
- Red Hat has had this ability since Fedora 36 (see The Register article cited above)