D.B. is basically D.B. is the name of the product, basically a white noise diffuser.

I have no doubt that sometime later this century, one will be able to buy pocket professors perhaps with holographic images as easily as one can buy a pocket Kasparov chess computer today.

A staff security plan was completed and put in place at the Headquarters complex, tamper proof holographic building passes were introduced, a crisis management plan was put in place at all duty stations and anti blast film was installed on all windows in the Secretariat building and all the annex buildings in New York.