If two people come up with similar results, it is more likely just an idea that's in the air rather than what some think as copying.
In fashion and design in general, if you don't do it someone else will or has at the same time...
That said, the draping is not looking as precise as in the past and sometimes verges on the sort of pinned draping you might run across in the shop window of an expensive fabric store.
Other than that, it is very nice in color and fabrication. It's hard to fault him in the end really!