How did this end with so many votes? It has nothing to do with the puck, but with money. Pay up and they'll add a 42 inch screen to your Windows 8 laptop, battery hour 36 seconds :). They are many tradeoffs, that's all.
First, this is about resolution and not the size of the screen. Second, Apple has managed to give Retina Macbook Pro a 7-hour battery life despite it's screen. Third, the article states that "Sony, Asus, and Lenovo all have notebooks at similar prices".