Complex sentence: Strigeus had built support for iMUSE, the sound software used by many LucasArts games, but feared including it due to potential backlash from LucasArts; other developers on the project advised him that there should be no legal issues and it was eventually included.
Split into simpler sentences: Strigeus had built support for iMUSE, the sound software used by many LucasArts games, but feared including it due to potential backlash from LucasArts. Other developers on the project advised him that there should be no legal issues and it was eventually included.