important thing, exactly how well are the vaccines performing? if they go on at this rate, i think we can get quite close to a full release. and huge questions spring forth about the tools to help normality return, as governments around the uk ponder whether it is possible, whether it is practical, to have some sort of passport that says we�*ve been vaccinated, tested or had covid. i think there are definitely prizes to be won through domestic vaccine certification, but there are some very big practical and ethical challenges to face as well. the speed and specifics of unlocking vary around the uk. the stay local rule was scrapped here in wales yesterday. from friday, the instruction to stay local will begin in scotland, replacing the edict to stay at home. in northern ireland, six people from two households will be able to meet in private gardens from thursday. chris mason, bbc news.