... - File: Supercow.zip

You might be trying to "POST" (upload) a file named Supercow.zip to a server or web service and are looking for the correct code snippet or troubleshooting steps .

Could you clarify if you are looking for a for the game, a technical announcement for a developer project, or help with a programming "POST" request ? I have ported at90can128 to arduino - Exhibition File: Supercow.zip ...

There is a well-known user or project named "SuperCow" in the Arduino community related to porting AT90CAN128 to Arduino; you might need a post announcing a code update or a bug fix for a .zip library. You might be trying to "POST" (upload) a file named Supercow