Vulnerability to Brexit: We need other trading partners

What would happen to the Northern Ireland peace process and would we return to a hard border between north and south? What about Irish citizens living in Britain and British people living here?
The commentaries — often contradictory — posed more questions than answers, but they all tended to be predicated on the assumption that the British people had made a huge mistake and would come to regret exiting the world’s largest trading bloc, as it would leave their country isolated and vulnerable to global economic winds.