So, as Brian points out, Jeremy Corbyn seems to have disappointed a lot of unionist politicians by not really giving them much to go on re the seemingly promised promotion of a United Ireland.
This is a short video introduction to a piece I had published in the Guardian on Friday, discussing why the ambiguities introduced by the prolonged Article 50 negotiation process would not in themselves deliver either a border poll or a united Ireland.
Mick is founding editor of Slugger. He has written papers on the impacts of the Internet on politics and the wider media and is a regular guest and speaking events across Ireland, the UK and Europe. Twitter: @MickFealty