This isn't The Stanley Parable of 2013, and it's even harder to define than before.
The Stanley Parable: Ultra Deluxe openly defies traditional attempts to review it. It's an abstract, convoluted narrative adventure that begs to be described with a long string of intricate, metaphor-laden words, yet constantly subverts attempts to do so; it challenges players to label it, and then paints over the label any time their back is turned. The Stanley Parable is both a game that is excruciatingly self-aware and is not a game that ponders, "If I am not, then what am I?"
Full story from the WindowsCentral blog...