Because a vaccine that provokes an immune response isn't the hard part. It's making sure it doesn't make people sick, and then scaling it to producing and distr

Because a vaccine that provokes an immune response isn't the hard part. It's making sure it doesn't make people sick, and then scaling it to producing and distributing hundreds of millions of doses. I mean, its better news than the alternative, but I think "Oxford vaccine produces zero immune response" would be a far less likely outcome.