I own an Alienware m17x r2, an amazing laptop that I just cannot give up. Recently I started getting electric shocks from the edges of the laptop. Sustained Googling revealed that this is a problem with this model, goodness knows why, but various reasons like the aluminium chassis have been given.
Anyway I discovered that if you have this problem, its more than likely due to electric grounding. My workaround is to make sure I wear a pair of
rubber flip flops while I use the unit. It works