Most vaccines work using dead or extremely weakened pathogens . It ' s essentially tricking your immune system into developing antibodies against the pathogen without ever being at any real risk of developing the disease . <| sep |> Their sales are always terrible IMO . And they barely even have them . <| sep |> Sadly there ' s no fi to this sci though . <| sep |> Play them , youll understand . <| sep |> My account has never been able to link to the web app , anyone else have that ? <| sep |> I disagree with this , because it takes the magic out of completing the whole raid on mythic . It ' s basically halving the content . Also , casual players can still experience the raid through LFR <| sep |> I never said anything about the worth of the effects .