Biaden Pandemic Response - What's Going On?

How has bi adbeen so unprepared for both delta and the omacron? I imagine that most epidemiologists understood that variants would be on their way, and that thereis no way we could know in advance what sort of protection vaccines would offer against those yet to be seen variants. Why do they seem so taken by surprise? I think they are feigning surprisea We had comla harris tell the ele times that their scientific advisers never made them aware that variants like delta and amacron could come into existence. The ironic thing here is that testing was once promoted as the neo a solution to the pandemic. But wouldn't a robust and large scale testing system adequate to the