Language and Gender - A Conversation With ChatGPT

Language and Gender

Fireside Chat With ChatGPT

Some languages have just the masculine and feminine genders, while others also have a neuter gender. Why is this? 

What are the dynamics at play in the evolution and development of language that lead to these gender tendencies? 

Is it a cultural thing or is it in the codification of the rules of grammar by academics that form and/or restrict it?