After a fair bit of a wait, Blizzard Entertainment have released a demo of Warcraft 3
"After receiving an ominous warning from a mysterious prophet, the Orc warchief Thrall must guide his warriors to a strange new land in this fully playable demo of Warcraft III: Reign of Chaos. Whether you're new to real-time strategy or a skilled veteran, you'll be in for a challenge as you navigate the Orcs through lush 3D environments and lead them into battle against those who stand in their way. Can you rally the Horde in the face of extinction?"
Recommended System Specs: System Requirements * Windows 98/ME/2000/XP * 400 MHz Pentium II or equivalent * 128MB RAM * 8 MB 3D video card supporting DirectX 8.1 * DirectX-compatible 16-bit sound card * Microsoft-compatible Mouse * 120 MB HD space