They're also (?) using Euphoria: https://en.wikipedia.org/wiki/Euphoria_(software) https://en.wikipedia.org/wiki/Euphoria_(software) I remember this being made

They're also (?) using Euphoria: https://en.wikipedia.org/wiki/Euphoria_(software) https://en.wikipedia.org/wiki/Euphoria_(software) I remember this being made a semi-big deal when IV was coming out. Are they using both, for different parts of physics simulation?