https://en.wikipedia.org/wiki/Panzer_Dragoon_Saga
The game has not been rereleased.[6] In 2009, a spokesperson for the game-downloading service GameTap stated that GameTap had non-exclusive rights to distribute the game, but as Saturn emulation is difficult, there was not enough demand to make it a priority.[41] According to Futatsugi, Sega has lost the game's source code, making porting it difficult.[6]
原來又唔見左 source code....................
