I agree. It seems to me that before language can develop you must have ideas, such as notions of space and time and existence, and in order to have ideas you p

I agree. It seems to me that before language can develop you must have ideas, such as notions of space and time and existence, and in order to have ideas you probably need some kind of sensory apparatus that tells you things about yourself and about the environment you are in. But since we don't really understand how these things work, I doubt that we'll be able to recreate anything like it artificially.