In the current debates about "fairness" - that contemporary sop for the aspirations to what used to be called "equality" - there is scant acknowledgement of the paralysing impact of poverty on social mobility.
IRA's most recent statement is the first sign of a split, a sop to hardliners to reassure them about decommissioning, or an indication that Sinn Fein no longer means what it says, is impossible to know.