I think the human race on Earth probably communicate and have more voice, because writing is to convey the idea of understanding and experience of their own design offers the reader and is draining one mood through letters.
I think human beings on the planet continue to communicate with each other. And there are more risks. Because writing The idea is to convey understanding and experience of the reader and offer. Voting is one of the characters.
I think humans on earth would communicate difficult. And with the use of sound more because writing is to convey the ideas, understanding and experience of self out offer readers and A vent one through letters.