Yes, I think that’s an amazing digital art piece!
From my understanding, limestone wears down by water (rain and snow). This could be bad if the limestone is outside in a rainy/snowy environment.
The correct answer to this open question is the following.
Your question is a little bit confusing. If what you need is a form of art or artistic expression that represents one of the activities people are doing during the Pandemic, and is exhibited in a public place, then we can comment on the following.
There is a 5-story building in downtown, next to the main square, that has a big mural in which one can see how medical doctors are helping people in need.
I have seen in the news that there are cities that have asked artists to create modern sculptures to honor medical doctors that have contributed to control the pandemic. In other cases, memorials have been constructed to honor the people who have died.