Nassim Taleb was arguing for something similar just the other day. The vaccine should be given to "superspreaders" first
"Most effective is to focus on 1) superspreaders (when they can be identified), 2) integral of exposure over time (hospital workers) & 3) vulnerability (older etc.), but (2) overlap with (1). Current focus is on (2)& (3), less optimal.
(1)>>>(2)+(3)"