In one way, pretty much everything was known about HTC's new range-topping One (M8) handset_well in advance of its launch. Photos leaked, specs leaked, and most of the info was pretty accurate. The result is that it wasn't a launch full of surprises. Nonetheless, it's one thing to know the straight paper specs, and it's another to spend some time living with a phone to see what it's really like to use day-in, day-out. Not only does HTC's newest flagship device go up against rivals like the Samsung Galaxy S5 and iPhone 5s, it has_some big shoes to fill too...