> They also measured significantly higher density of antibodies at the six week mark in people who had their second vaccine dose vs people who recovered from an

> They also measured significantly higher density of antibodies at the six week mark in people who had their second vaccine dose vs people who recovered from an infection. I am not seeing evidence of this from the source you provided. It only mentions that natural infection "produces variable antibody longevity and may induce robust memory B-cell responses despite low plasma neutralizing activity."