THE shooting of Sean O’Reilly as he sat in his taxi in Poleglass on Sunday morning is a warning to us all not to take for granted the deepening insignificance of anti-peace process dissident groups across this city and beyond. The confused and confusing collection of groups, sub-groups and splinter groups never commanded a scintilla of the support they needed to legitimise their existence, never mind their actions, and in recent years these already peripheral organisations have been slowly but surely fading ever further from the public consciousness.