BB Black Metaclam Categories Icons adds more than 80 new practical Categories folder icons to the default BB Black set. Retaining the same black folder icon as the original BB Black set, this set adds icons related to sports, religion, travel, language, food & drink, money & shopping, computers, remotes, medicine, science, politics, and more.

metaclam can be contact via comments on his blog post on this release:
metaclam Blog