The MedicalXpress report frames the Andes hantavirus cluster aboard MV Hondius as a contained reminder rather than an existential threat, yet overlooks how the virus's documented superspreading potential in confined settings mirrors early COVID dynamics more closely than acknowledged. Drawing on a 2022 observational cohort study of 42 Andes cases in Argentina (non-RCT, n=42, no declared conflicts), person-to-person transmission clusters occurred in 28% of household contacts when index cases were symptomatic, highlighting the narrow but exploitable window during the median 18-day incubation. This aligns with WHO International Health Regulations data from 2024 revisions, which stress real-time genomic sequencing capacity—currently absent in many cruise-port nations. The original coverage underplays zoonotic reservoir shifts driven by climate-induced rodent migration, a pattern seen in 2018 Chilean and 2023 Brazilian outbreaks. Strengthening multilateral financing for the Pandemic Agreement could close these gaps, preventing amplification events that simple quarantine alone cannot always contain.