Tonight on GeekNights, we consider the current world of laptops and tablets. The world is changing, and laptops are increasingly becoming desktop replacements or niche devices. Don't take our advice from how to buy a laptop in 2008, and internalize how long ago 2012 was. (This was Rym's first laptop). In the news, Yahoo Answers shuts down forever, destroying a treasure trove, LG exits the smartphone business, and Nvidia unveils a server-room ARM CPU.