1. Infections with fewer symptoms or no symptoms may not necessarily carry fewer risks, they may increase them.
2. With mild symptoms or without any symptoms, everyone is susceptible to multi-organ persistence, and dysfunction
3. Anyone can be infected, and re-infected because antibodies from prior infections and/or vaccines don't block the XBB variants.
XBB.1.5 and How This Variant Changes the Situation
https://tactnowinfo.substack.com/p/xbb15-and-how-this-variant-changes