No - for whatever reason Boris is of a generation or a class (I'm not sure which; maybe both) for whom the word 'must' is the most unacceptable in the entire dictionary.
Yes, a majority do wear masks - and nobody has suggested anything else. It's the twattish minority who don't that are the problem - they need to have it made compulsory; wear a mask or you can't come in. Even the thickest should be able to get that message!
Further evidence, if any were needed, that this pandemic needs to be treated as a national emergency, not fragmented down to the four constituent nations.
Bearing in mind the evidence of many on here - and the evidence of my own eyes too - too many people are failing to wear masks in...