Back in 2010, the iPad entered the market under the banners of so-called ''post-PC era''. Apple and Google became the headliners in the trend of ''post-PC devices'' - smartphones and tablets. These devices have become an essential part of our lives, yet they could not replace PCs and laptops at the time. Can they now? Can this goal be achieved by iPad - the most popular product in the niche between smartphones and laptops?...