We can be brief about the performance of the Tegra 4. It's a very powerful chip, and it stands head and shoulders above all of the other SoCs used in Android tablets. The Tegra 4 has a GPU that's actually as powerful as the one in the iPad, which is definitely an accomplishment.
Business software left the office and moved into the home long ago. If you've ever lost the password to Word, ZIP or PDF file in misguided attempt to protect data from prying eyes, this guide to Decrypting Document and File Passwords is a life saver. PCSTATS Tips