> What is LUA?

https://en.wikipedia.org/wiki/Lua_(programming_language)

> Is LUA scripting and Hollywood related?

Link to an ancient thread, but I believe what I quoted there is still valid:

https://morph.zone/modules/newbb_plus/viewtopic.php?topic_id=7121&forum=51&start=7

More details: https://www.hollywood-mal.com/docs/html/sdk/LuaVSHollywood.html