Whether official or unofficial.  True or not, I felt like letting our visitors know!  Over at White Wolf Publishing forums, MagusRogue—one of the newest RPG Game Developers loosed out few details not revealed before in the Warcraft lore:

MagusRogue: “Basically, pre-sundering, humans were little more than hairless apes, living off coasts and stuff.” ( Source )

MagusRogue: “Mok’nathal is an orc and ogre honorific for half-ogres, meaning “Sons of Nath,” nath being an ogre god. Its most certainly not a clan.” ( Source )