Me neither until a couple days ago . It seems that exosomes , look it up , fascinating stuff . They have the ability to take toxins out of the cell . That it seems is its purpose . There are alot of diseases which are now using this knowledge as a possible treatment . This new knowledge helps my thinking upon viruses becoming in the first place . How did a virus become in the first place ? Its seems by exosomes . Which are not really a virus in the first place . Research Exosomes , it is quite fascinating . I can't recommend a site .