What are the complexities of the issues at play? It seems pretty straight forward that there is a global pandemic, and that there is a vaccine which significant

What are the complexities of the issues at play? It seems pretty straight forward that there is a global pandemic, and that there is a vaccine which significantly prevents the spread of the disease as well as ameliorates the worst symptoms. Requiring people to have the vaccine seems pretty straight forward, especially when "an exceptions process for those who cannot be vaccinated for medical or other protected reasons" exists.