Our brains will definitely get a rest, yes. ;)
Fewer metaphors, more character arcs. Mmm, like Torchwood used to be. But with less depressing stories, presumably.

Well, it's not POC representation as we have two POC companions so I'm going to stick with women.
BUT THE DOCTOR IS A WIMMINS! Surely that means that everything will now be wonderful... (Seriously, I can almost feel Tumblr sharpening their pencils. There is no way to do it right.)