There is a _tremendous_ amount of research into effective treatments (and many more non effective ones, including Hydroxychloroquine). For viruses, treatments n

There is a _tremendous_ amount of research into effective treatments (and many more non effective ones, including Hydroxychloroquine). For viruses, treatments not very effective and / or _very_ expensive. Comparatively, vaccines are cheap, highly effective, and extremely safe. _Mass_ vaccination is not just preventative, but curative in the sense that if enough people get vaccinated, the virus literally goes away.