SwiftKey must be keen to finish its bout with Swype, as it just went for the knockout. It's launching SwiftKey Flow, an extension of its Android keyboard that blends SwiftKey's familiar word prediction with the hold-and-swipe gestures we most commonly associate with the company's arch-rival. Speed-minded typists now just have to glide across the virtual keys and let go as soon as Flow makes a correct guess. They don't have to pick a typing mode and stick with it, either, as both gestures and the usual taps will work at th