User:Spyonclear

Russian, OS Mockups content maker, OS Review Series creator

Unique Windows versions and builds
3.0 with Multimedia Extensions 1.0 - first Multimedia Windows with system sounds. Includes screensavers. It's built-in Media Player can play .wav and .mid sounds, and even .mmm animations (Bookshelf 1992 have it)

Fun Microsoft facts
Microsoft's text-to-speech engine's code name is Whistler (Windows Highly Intelligent STochastic taLkER). Microsoft reused this code name for Windows XP.