This video was spread around quite a bit last week, but it was so good -- downright powerful even -- that I just can't not post it now that I'm back from a desperately needed stretch of R&R.

If you're one of the many bummed out that Black Star -- the hip-hop duo of Talib Kweli and Yasiin Bey, the artist formerly known as Mos Def -- cancelled the remaining dates on their U.

Says Mos Def to MTV: "I’m retiring the Mos Def name after 2011.