Notice how all the ubiquitous viruses they are using are rna viruses so they can continue to churn out mrna vaxes. Enterovirus is everywhere and most people don't even notice they have a cold caused by an enterovirus.

Probably a hypothetical simulation of a virus escaping from some lab in Boston, no doubt.

Best I could make out is September, 2025 drop date. They did not share the scenario parameters or a time line of events.