In TWPatch, one needs to enable "Widescreen patch (384x240 16:10)" for the patch to actually enable widescreen. This was missing in earlier revisions of the page.
The step to change "X+START" was deprecated in TWPatch, and now one only needs to press START to begin generating `TwlBg.cxi`.
This felt like it had a higher assumption of knowledge then the rest of the guides here, like just "In Luma config," with no explaination of how to get there.
Also a couple buttons missing their <kbd>s and such