Computer Science Homework Help

I’m working on a computer science discussion question and need an explanation to help me learn.

Internet-related crime occurs every minute. Cybercriminals steal millions of dollars with near impunity. For everyone that is captured nearly 10,000 or not captured. For every one successful prosecuted in a court of law, 100 get off without punishment or with a warning. Why is it so difficult to prosecute cybercriminals.