I downloaded RealArcade from CNET ( http://download.cnet.com/RealArcade/3000-2099_4-10192751.html ), but I'm ashamed to say it didn't work. Below is a screenshot of the error message I get after trying to launch the installer.
http://i947.photobucket.com/albums/ad314/kevin1gamer/realarcadeerror.png

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