I definitely saw this in How I Met Your Mother in Netflix, where a movie poster on a cinema wall was (badly) replaced by a newer movie that came out after the s

I definitely saw this in How I Met Your Mother in Netflix, where a movie poster on a cinema wall was (badly) replaced by a newer movie that came out after the show aired. I wouldn't have minded if it was done better, as that specific example was quite noticable, but it is perfectly possible there was a few more of those that I didn't notice.