ultimately is there's lots of different options available. there's not a one size fits all sort of approach here. you don't get the options for people to tinker a little bit if you will with the different strains of the marijuana. >> is the science there? >> it's interesting, in the united states, it is probably not there. i think part of that is because it's still classified as a schedule one substance. it's the most addictive and having no medicine effect. i found a lot of the science outside of this country. i got fooled by that as well. if you look at the u.s. literature, about 95% of the studies look at arm, 5 to 6% look at benefit. >> it's skewed. is the science no matter where you find it sufficient to offset