Toshiba Satellite P75-A7200 review: A fast, easy-to-upgrade desktop replacement

With tablets and ultraportables garnering so much attention, you might not have noticed how thin and light desktop replacements have become. You'll need an extra-tall backpack to accommodate the Toshiba Satellite P75-A7200 with its 17.3-inch display, but this machine actually weighs two ounces less than Dell's Latitude E6540, which has only a 15.5-inch screen. Okay, so 7.5 pounds with the AC adapter won't win over any Macbook Air fans. But for many, this laptop's extra screen real estate, super-...