When a disaster grows to near-mythic proportions, the profiteers still find ways to make a dime from it a century later. So it is with the 100th anniversary of the disaster to end all media-blitzing disasters: the 1912 sinking of the R.M.S. Titanic. An auction house, a cruise company, the New York Times, and even Dolly Parton are cashing in. Bloomberg Businessweek compiled a selection of those in the Titanic brand biz.