I see China is changing some details of their approach:
China starts using anal swabs to test 'high-risk' people for Covid
Method can increase detection rate among infected people, senior Beijing doctor tells state TV
https://www.theguardian.com/world/2021/jan/27/china-starts-using-anal-swabs-test-covid-high-infection-areas
Can't help thinking that if the UK government started doing this, they'd just be papering over the cracks.
China starts using anal swabs to test 'high-risk' people for Covid
Method can increase detection rate among infected people, senior Beijing doctor tells state TV
https://www.theguardian.com/world/2021/jan/27/china-starts-using-anal-swabs-test-covid-high-infection-areas
Can't help thinking that if the UK government started doing this, they'd just be papering over the cracks.