That's what I tried to express above. I was also wondering what is more profitable in the ransomware economy: infect many, almost worthless machines? Or infect

That's what I tried to express above. I was also wondering what is more profitable in the ransomware economy: infect many, almost worthless machines? Or infect an order or two of magnitude fewer machines, but with a higher chance of paying? I'd say with a higher chance of paying because people administering them are more likely to know how to buy bitcoins, how to send them and what to do with the decryption key.