Multibit failure detection or correction methods exist, for example Chipkill[?] Correct.
Links http://www.dell.com/us/en/gen/topics/vectors_2000-chipkill.htm
... household size is 3.19 and the average family size is 3.47. In the town the population is spread out with 28.2% under the age of 18, 7.5% from 18 to 24, 33.5% from 25 to ...