According to Engadget, Samsung has recently been showing off a laptop with a 14" semi-transparent screen. Yes, that is a laptop screen that you can basically see through.
If you don't believe it, check out the video above.
So now, you can stalk people online while you stalk people in real life.
Other than that, I don't totally understand the advantage, though I guess more people in the Brooklyn coffee shop you blog from will have an unobstructed view of your hilarious ironic T-shit, you tech-savvy hipster jerk!!