from the poplarization of gmos in this day and age, it is being born with the gene that one didn't have originally. i think most people would be really surprised that this technology is now 40 years old. you may also be surprised there are human beings walking around that are gmos. that is a fact. that are only alive because they have a gene in them that they didn't have when they were born because they were born with a lethal disease. most of you may be surprised that if you use insulin they are made in bacteria that were engineered in them. if you are wearing genes, the blue color is made in engineer jeans. from a plant point of view, those that try to improve agricultural, we would consider genetic modification the classical way by adding genes or tweaking them. haz what is so exciting. >> moderator: i will come back about more excitement. so, ted, the next natural question would be, i guess, has there been work and how do we know that these things are safe? >> well, you never know for sure because you can't prove the negative. scientist doesn't prove anything. and any time somebody