of the british people. and no longer criminalise anyone who chooses not to wear one. so what is the trend now for covid cases? one of the most authoritative sources is the community infection survey by the office for national statistics, which picks up those without symptoms. and the head of the 0ns thanks this is a significant moment. we're certainly seeing a major turning point and we're certainly seeing a real reduction. the question i ask is that we're not sure yet whether that's going to continue to go down. ministers want to end self isolation rules in march or even before if possible and say they will be reviewed. it is reasonable to think, just as we're living with the flu for example, we don't require people to legally self—isolate but to remain cautious, to be sensible if they are infected. we will eventually have to find a way to live with covid in a similar fashion.