I'd also argue he almost certainly saved a huge number of lives with Silk Road: the ability to view eBay style feedback and chemical test results makes buying illegal drugs far safer than buying them on the street. On Silk Road people could buy from a reputable seller with a long history of providing unadulterated products, and could view testimonials from other buyers who had sent the products for chemical analysis.
Innocent until proven guilty, not guilty until a random hunch is resolved.
The federal government has a long history of manufacturing evidence and this is no different.
Again, pure evil what you are saying.