I don't think that this issue has much to with the folks in NH. The only thing that matters is that they send two Senators to Washington. Which party would we prefer that they represent and which of the two would provide us with some benefit, however small.
New Hampshire has undergone the same hostile takeover that occurred in Vermont. You are never going to see a conservative elected again, so forget that. They are either going to be a liberal Republican who sometimes votes with conservatives, or a Democrat you never does. I think that makes it a pretty simple choice.
You have explained Red Hampshire in a nutshell.