contagious than delta. find this virus is 5- times more contagious than delta. and that is sim - le contagious than delta. and that is simple arithmetic contagious than delta. and that is simple arithmetic formula - is simple arithmetic formula which i can understand. so what do we do short of a full lockdown again? what should i be doing, what should everybody be doing, what should everybody be thinking about doing?- be thinking about doing? doctor fel and be thinking about doing? doctor felty and many be thinking about doing? doctor felty and many others - be thinking about doing? doctor felty and many others are - be thinking about doing? doctor felty and many others are right| felty and many others are right about boosters but i want to point out that boosters can only be scaled up linearly while the virus will keep increasing exponentially. so short of a lockdown which everybody wants to avoid we still need to do some sort of blanket social measure whether it is a vaccine pas