I get that this is instructions / data about a baddie that steals all written / spoken information about itself. Including the person who spoke it. BUT, what i

I get that this is instructions / data about a baddie that steals all written / spoken information about itself. Including the person who spoke it. BUT, what is the bit about half way down showing that you cannot share the pictoral data with people 0,1,2, or 3, but you can share with 4 and ... 0.5?