Ok then so when the doctor said to Clara "You're the Boss" was he referring to her being the ????

Maybe not, but good theory none the less!! I think the fact the Tardis seems to have a grudge on her has to mean something though!!

Nope, it was a passing comment meant to be funny. There's no further reading into it other than that.

Pretty much this to be honest.

I disagree. It's another breadcrumb.

It means she's the long-lost child of Tony and Angela.

Clara in her true form.

Interesting...

The first thing that came to mind was video game bosses i.e the big bad you have to fight at the end of a level or story.

Radical thinking

Seriously, it was just a nice character moment that seemed to be showing that Clara is just becoming more confident and flirty. Tbh, the most interesting thing about it is that she's becoming more like Oswin and Victorian Clara.

Of course, another word for boss is ... master.

*shakes fist*

Biomorphic Organisational Systems Supervisor...

I'm going to have to go with you one the bread crumb thing, Just for the fact that when she got back home it seemed to have so meaning for her..

She's The Rani, who is actually Rory, who we all know is The Master