There's a great blog post by David Simon on the conversion of The Wire from 4:3 to 16:9 [1]. It goes into a lot of depth about some of the trade-offs and considerations as well as the lack of communication from HBO. Unfortunately, the video examples don't seem to work anymore. I can't help but wonder if HBO sent YouTube a DMCA takedown for David Simon's clips from the post (or they got taken down automatically). It's…
It's not really the same issue though, with The Wire they had access to original master footage that had a wider view, so the 16:9 versions didn't crop into the 4:3 footage, it just added footage on the sides of the image. https://i.imgur.com/SK1sPD9.jpg
You can see this in many other early 2000’s shows like TWW.