You'd need to cast your lottery win our way as well. Publishing the Captain Sim one (and dealing with the manual edits and official licence) still comes up regularly in my counselling sessions.
I understand that you have to publish the details the developers give you and I'm grateful that you give us up-to-date information. I'd much rather buy the software from Just Flight than any other market as I have always been very pleased with my purchases and after-sales support from you.
The disc is more than likely knackered. Have you had it from new? It was released in February 2004 so the disc may well have degraded by now. Are you able to explore it?