Apple has finally announced the launch of the 16-inch MacBook Pro — after the longest and most convoluted series of rumors and leaks since the original iPhone. Starting at $2,399, the 16-inch MacBook Pro is available today through apple.com and the Apple Store app. The overhauled design comes with a brand-new keyboard, a higher resolution display, and a separate Touch ID button. And with a similar price tag to the MacBook Pro 15 it has now replaced, there are no nasty surprises in terms of cost. The device has been rumored for months, but as recently as the end...