I suggest watching the following which WON'T help you on your question per-se, but may help guide your choice(s)
http://panopto.rwu.edu/Panopto/Pages/Viewer/Default.aspx?id=306ab43a-0839-4e6f-82ab-43c5a2c10accHe discusses trends in forensics, tools used, liked, disliked, demographics, salaries, etc. Right now in spare time while I wait for my GREM, I'm doing ACE studies opting to pass on EnCE for now. Strangely, I saw on this guy's studies that more people prefer AD FTK over EnCase anyway. Neither here nor there, check out the video