Windows 95 nailed it from the start with the UX, I believe it was heavily researched and thought. A bold vision for a new era.
Here is an interesting Windows 95 usability case study from Microsoft at the time, I love the attention to detail and how many not-visual design things are considered https://archive.is/Uj71F (original link now broken)
The nostalgia factor is heavy here too, not only with contemporaneous (Gen X and Gen Y), some of Gen Z discover the aesthetic as a internet trend who peak around 2012, is called Vaporwave https://en.wikipedia.org/wiki/Vaporwave
Sorry if my English is not the best :/