Dont mean to burst anyones bubbleBUT. The effort to combat viruses going forward will be constant. This pandemic has brought to light the importance of constant need for research and vaccines going forward. Any bio vacvine compamy will be vounted on to continue efforts for the next. "Covid-19". What makes anyone think that the jump from animal to hunan will stop anytime soon with the over population and forever encroachment towards wetland and rain forest. This is not the time to let any guards down. If pfizer solves covid-19 then thats awesome, BUT whats next