Blu-ray.com is reporting that the blockbuster hit The Dark Knight is close to hitting 2 million units sold on Blu-ray, a number that smashes all previous releases by a large margin.
U.S. buyers have accounted for most of the sales, with over 1 million coming from the region.
Another important number to note is 13, the percentage Blu-ray sales represent of all home video formats, including DVD.



















