Well, I suppose a feature of the last couple of decades is famous for being famous. There are so many people who drift around our screens, appear in celebrity magazines and on the front of the online Daily Mail - and I have absolutely no idea who they are or, at best, vaguely recognise them because they are, well, a celebrity 
And so with Meghan - an aspiration to be the ultimate “It Girl”. All the philanthropy, foundations, etc etc… just a means to pose on those red carpets and be adored .
No wonder she greeted the patronage of the National Theatre with all the enthusiasm of spotting a turd in a punch bowl: theatre?! Nooooo!! Hollywood please!!!