No matter how cool the Mac and Cocoa are, it is really difficult to start a new development project without having any kind of a pathway to Windows (and Linux).

No matter how cool the Mac and Cocoa are, it is really difficult to start a new development project without having any kind of a pathway to Windows (and Linux). This may be just the thing to get me over the hump of fear, uncertainly and doubt caused as I consider committing to Cocoa. Anyone else had experience with Cocotron?