It's very possibly a work of genius. It could also be the most pretentious pile of garbage ever to make the big screen. But one thing it isn't is unoriginal. If nothing else, the man should be applauded for that.
Inland Empire is self-indulgent and overlong and guaranteed to try the patience of all but the most devoted Lynch fan. But for all that I don't regret having spent three hours wallowing in its eccentricity.