The explanation of the trade offs by Ian Levy (Technical Director of the UK National Cyber Security Centre, not the UK MP with the same name) was actually very

The explanation of the trade offs by Ian Levy (Technical Director of the UK National Cyber Security Centre, not the UK MP with the same name) was actually very well put, but few newspapers over here in the UK even seem to have read it or deliberately ignored it. https://www.ncsc.gov.uk/blog-post/security-behind-nhs-contact-tracing-app https://www.ncsc.gov.uk/blog-post/security-behind-nhs-contac... I think part of the problem with it is that the beginning is a bit of a long winded intro, but the technical details later are really good.