More of a hotfix but the issue of MacOS users not able to start the game has been fixed. Update your FTD and it should be solved. Sorry for the inconvience.
v2.3.1 Revision 15
v2.3.1 [Fix] : Crafts resaved with proper speeds and altitudes.
v2.3.1 [Fix] : Sea Kruzer enters the fray!
v2.3.1 [Change] Renamed Item Duplicate and Modify to ItemDup to reduce path length.