Yes, just to make sure that we permanently alter the DNA of human race and kill few billions of them.....And make hundreds of billions of dollars in the process.. They are sure that the world is stupid enough that they can succeed....

https://www.cnbc.com/2020/07/30/astrazeneca-ceo-coronavirus-vaccine-might-require-annual-shots.html

https://twitter.com/ZaidZamanHamid/status/1288863385715695616