Windows turns 30: a visual history http://www.theverge.com/2015/11/19/9759874/microsoft-windows-visual-history-30-years
I didn't even know that it was launched in 1985, I started using Win 95 in 1996. I must say that nowadays it's a pretty good OS, Win 8 is even more stable than Win XP. It only has got a few annoyances.