A: Currently your are not able to use Sheets or any other 3rd party platform or tool to populate the Smart vCard, but we are exploring ways to see if this is possible.

I will update all Sumo-Lings if and when we find a solution for this, but cannot offer any sort of guarantee or timeline.

If you are evaluating Smart vCard as a potential investment, you should make decisions on what it can do for your business right now.

I am sorry if this answer is not the answer you want, but it is truthful.