Some people were outraged when I said Brexit was an act of self-harm by Unionists.
It seems, however, to be borne out by these results.
RT @SJAMcBride: As @rorycarroll72 notes, there's been a big drop in those identifying as British; the great disruption there isn't differential birth rates or emigration, but Brexit which destabilised the status quo in a way few of its unionist backers will admit.