. >> rose: as you might imagine on the positive side you have now access to data and police-- bill braaten was here last night, taped a show with me have access to data on-- positive side is you might be able to make more informed decisions and help police work and prosecutor work in terms of reaching the right decision. explain to me more how it makes your life easier today and when we look at the phenomenon of how the computer has given us, and the internet has given us so much more than we imagined. >> it's a two-edged sword. >> rose: right. >> i will just start by saying the biggest change between practicing criminal law in decades past when i did and today is the impact of the internet because every case charlie that we have, whether it's a homicide, whether it's a domestic violence case, rape or a case of economic fraud much of the evidence is going to come from handheld mobile devices e-mails, facebook postings photographs. so every case is now infused with this kind of evidence. that is, i would say a blessing. our challenge is to be able to have assistants who are competent, who k