1. Pilot/Driver wounded sound.
2. Parachute open sound.
3. Turret moving sound.
4. bomb bay open/close sound (transporter's door too).
5. tire rolling sound. (at flat ground)
6. tire rolling sound. (at bumpy ground)
7. separate stress sound to gear and fuselage(wing).
8. separate flak burst and shell impact sounds.
9. add different flak burst sounds (ex: flak1.wav, flak2.wav, flak3.wav) for more realistic feeling.
10. separate exp4.wav (object explosion) to air, ground, sea.
11. separate exp3.wav (bomb explosion) to ground and sea.
12. separate damage sound for each parts (ex: engine and wing).
13. add collision sounds for air, ground, sea.
14. add fire sound on the planes (not ground objects, cuz it would hit FR).
15. rainy sound. (if HTC simulates the rain! lol)
