On this episode Evan and Tom talk coronavirus, concussion and blood products of the future.Tom reveals his awkward encounter while getting some sausage and talks about synthetic cells. Evan briefly examines the AstraZeneca vaccine and the the new WHO report on the origin of COVID-19.In their main stories Evan discusses a new diagnostic test for concussion while Tom wraps up his series on blood substitutes and potential future opportunities. All topped off with some discussion and humour.