CNBC is airing a special documentary on the housing crisis tonight at 8 pm /12 am ET, titled “House of Cards. If your business is tied to the fate of the residential construction industry, this will probably be well worth watching. This same group did a documentary on Wal-Mart a few years ago that was excellent. The piece re-airs Sunday, February 15 at 9 p.m. ET and Monday, February 16 at 8 a.m., 8 p.m. and 12 a.m. ET.