Is this a bug or a feature?
Is there a reason why the newest build is no longer playable offline or is that an accident from this fix "+ Changed some analytics to get the last Data before V1.0"?
If you want to test it for yourself, disconnect from your network and start the game. It will launch but the play button won't do anything, not even an error message.
Btw you're the first I see to make good and reasonable use of AI Art.