My initial reaction when this first surfaced a while ago was, 'Her choice to leave, now she doesn't like the way things have turned out, hard cheese'.
However, on reflection and thanks in part to some very helpful articles elsewhere and thoughtful posts on this thread, I realize it's not so simplistic.
Thanks to CrazyGranny for listing the various complexities, and to others for their thoughts and compassion.
There's also an article in The Guardian by Maya Foa arguing that she was groomed and trafficked.
Food for thought?
Being quizzed by chemist's assistant in Boots.
To think that London, or anywhere else for that matter, does not belong to any one demographic