Agree. Approximately rank 65 on best-selling albums of all time, but generally ranked in the 250-350 range on top 500 albums of all time. Such more subjective

Agree. Approximately rank 65 on best-selling albums of all time, but generally ranked in the 250-350 range on top 500 albums of all time. Such more subjective measures probably include sales/popularity as one of the ranking factors, so one could think that the album is of particularly below-expected "quality" to drag it down a few hundred positions.