For the record these are not mine. I am far away from London, but would love to have my hands on this right now. Keep an eye in. You can troll youtube for clips or check back here. Whenever I find a hands on video I will add it.
It looks pretty fluid with minimal lag (some is to be expected) and I like the use of directional pad (if you can call it that.)
Video 1 Slash Gear
Video 2 Cool Smart Phone News
Videos 3 and 4 Engadget