> Using technology from home pregnancy and malaria tests, its saliva and finger-prick kit could be ready for sale by June for less than $1 apiece. Based on thi

> Using technology from home pregnancy and malaria tests, its saliva and finger-prick kit could be ready for sale by June for less than $1 apiece. Based on this, I'd guess they are talking about an antibody based test. There are point of care Influenza tests that work on the same principle. Probably not as sensitive as a PCR test, but definitely cheaper and faster -- if you can get a good antibody.