It is interesting to consider this from a different country. As the numbers are still relatively low in Australia, I think that it will be more dancing. I guess time will tell.
Ed Yong suggests that 2021 will be purgatory as people progressively receive the vaccine. Associated with this, there is the fear that in this time the virus itself mutate. Even if the vaccines are successfully rolled out to produce herd immunity, there will still be ongoing mental and physical consequences. Lastly, there will be a swath of reviews to identify the lessons to be learnt.