"It won't help existing victims" doesn't mean we should give up on this. Based on the little bit of data in the article, this sounds like it could work as (or

"It won't help existing victims" doesn't mean we should give up on this. Based on the little bit of data in the article, this sounds like it could work as (or be modified into) a vaccine. I don't mean to sound cold butif we can prevent HIV from spreading then sooner or later it will cease to exist.