I hope I am not coming across as spamming as this is my third post to this community today. I won’t do another today but I just thought this was interesting. I watch most of CTT’s videos and this was one from a live stream where he went into gaming on NixOS.
From the comments of that video someone suggested the following: Jovian-NixOS.
It looks good/promissing but it is built for Steam Deck. I would like to kind of clone the Steam Deck experience on a computer with an Nvidia graphics card and intel processor. Still reading/learning.