Finale does export MusicXML already. And PDF.
https://makemusic.zendesk.com/hc/en-us/articles/258438881308...
> They should do more to allow the software to continue to be activated, as well.
Why? BTW, it can continue to be activated for a year, and existing activations will continue to work after that, as long as the OS remains compatible. What else do you think they should do after development has stopped?
https://makemusic.zendesk.com/hc/en-us/articles/258438881308...