I am critical of any erase that does more than one pass. Is there any research that suggests it is ineffective with modern drives? http://en.wikipedia.org/wiki

I am critical of any erase that does more than one pass. Is there any research that suggests it is ineffective with modern drives? http://en.wikipedia.org/wiki/Gutmann_method#Criticism http://en.wikipedia.org/wiki/Gutmann_method#Criticism