I care about this if the voting was rigged.
I think the story here is pretty clear. All the various candidates in the race are doing the job they were put there for.
They have been brought in by the busload to make sure some of them stick onto enough voters to allow Jeb frontrunner status and victory in NH.
Sampling Bias favoring Amnesty Jeb. Undersamples Independents and Rats. Oversamples Republicans.
Republican
This Poll: 57% 2012 Primary Electorate 49% +8
Independent
This Poll: 42% 2012 Primary Electorate 47% -5
Democrat
This Poll: 1% 2012 Primary Electorate 4% -3
Here are the poll internals and 2102 primary exit polling links:
http://elections.nytimes.com/2012/primaries/states/new-hampshire/exit-polls