Next to modifying, patch 1.5 boasts improved performance and stability.
>>>Specific to patch 1.5
1. Final updates made to FMOD sound system library to polish final game performance and reduce occurrences of instability.
2. Final fixes to game interfaces (shipyard, capture ship, ships speak, etc.).
3. Items/Quest Generation updated to be more efficient (algorithm reworked).
4. Colony Capture interface was fully redesigned for more usability.
5. Scripts opened for modding.
6. Save game compatibility updated.