Ya, one means that we have tested it and determine that it is safe to get. The other, we haven't had the time needed to test it, we don't know whether it's safe, proceed at your own risk. Are you a lobbyist for for one of the pharmaceutical companies? Why would anyone stand up for these people? It's not like it's a secret what they have been doing for the last 60 yrs. Not only do they develop virus after virus to let us try out, we're on the dead run to let them stick a needle in our arm to make it all better. What could possibly go wrong?