Multibit failure detection or correction methods exist, for example Chipkill[?] Correct.
Links http://www.dell.com/us/en/gen/topics/vectors_2000-chipkill.htm
... The population density is 139.0/km² (360.6/mi²). There are 744 housing units at an average density of 136.8/km² (354.8/mi²). The racial makeup of ...