Are the Astrotenico Axcines a Better Vaccine?

At what age would you say it's no longer risk reward worth it to take a fiser or maderna vaxine? And i'm getting curious about what looks potential beneficial, non specific effects of the enevirous ect vaccines. The vaccine that has received most negative blowback was the astrozenica vaccine. That's the one that everyone who has been cancelling. It does have some resemblances to the live childhood axcines that can confer this beneficial new training. So it s interesting to note that the abnovirus bector is actually alive virous.