Top Real-Time Strategy Games of All Time?

Decaffeinated Jedi writes "GameSpy is running a feature looking at the editors' picks for the top real-time strategy games of all time. Included on the list are such classics as StarCraft, Command and Conquer: Red Alert, and Age of Empires. The article looks at each game's significance to the genre as a whole, as well as offering some reader feedback on the editors' choices. Why not grunt rush their server, have a look at their picks, and share some of your own RTS favorites here?"