Most Android phones allow users to protect their phones from unauthorized access by drawing a pattern on their device's touchscreens. According to a team of researchers from the University of Pennsylvania, however, these graphical passwords are actually extremely easy to crack, as "oily residues, or smudges, on the touch screen surface, are one side effect of touches from which frequently used patterns such as a graphical password might be inferred."
If you own an Android phone with the latest Android 2.2 Froyo update, you can now use your voice to control almost all of the most often used features of the phone. With Voice Actions for Android, users can use voice commands to perform actions like sending text messages (" "send text to Allison Miller Running late. I will be home around 9"), play specific songs from their music collection ("listen to the New Pornographers"), go to websites, send email, write a note, search Google and view a map and get directions.
I'm a jaded tech blogger, but Microsoft's HoloLens project is without doubt the most exciting project to come out of Redmond in years. After years of talk about augmented reality, this may be the first project that actually lives up to the hype.