What is an example of technology that has affected the criminal justice system? How does this?

Dani: What is an example of technology that has affected the criminal justice system? How does this?
What is an example of technology that has affected the criminal justice system? How does this technological advancement enhance or challenge the effectiveness of communication within the various areas of the criminal justice system? What might happen if most or all of the methods of communication within the criminal justice system were paperless? Explain the overall effect.

Answers and Views:

Answer by Graybeard
Examples would include computerized records, DNA testing, or going back a ways, the use of fingerprints for identification. The telephone and before that the telegraph had major impacts. You’ll have to do the rest of the work, though.