The parent was saying that viruses might make an individual stronger (within their lifetime), which would be interesting and maybe novel. In contrast, disinfec

The parent was saying that viruses might make an individual stronger (within their lifetime), which would be interesting and maybe novel. In contrast, disinfectants might make a bacteria population stronger over time, but as you said, individual weaker bacteria die off (darwinism). (Edited after 8 minutes to clarify.)