Ask any serious smartphone enthusiast and they’ll agree: the Galaxy S5 is one of the fastest and most powerful mobile devices on the market. Featuring a quad-core Snapdragon 801 processor, 2GB RAM 16/32GB memory, 18-megapixel primary camera, and Samsung’s signature Touchwiz mod on top of Android 4.4, there are few devices that rival the Galaxy S5. Given the undeniable positive brand image surrounding the Galaxy S5, it should come as somewhat shocking news that sales of Samsung’s flagship smartphone have declined considerably since its release. According to an article published by the Wall Street Journal, Samsung sold 40% fewer units than it expected to sell, dealing a major blow to the company’s profits and its morale. Samsung reportedly based its sales predictions on surveys and polls taken from cell carriers from across the world. An unnamed person close to Samsung told the WSJ, however, that cell carriers were not liable for any unsold Galaxy S5 units. Assuming this information is accurate, it’s possible that some cell carriers gave inflated sales predictions for the sole purpose of scoring a deal with Samsung. And being that they weren’t responsible for paying Samsung for unsold units, they  didn’t face any consequences for inaccurate…