Samsung held its "Unwrapped" event in London yesterday to show off its next handset, the Galaxy S III. Electronista atttended the unveiling, and spent some time with the handset after an hour-long presentation from the company management. The new model, considerably larger but not significantly thicker, offers a high-quality screen, faster processor, a Siri-like voice management feature and a smooth finish in Samsung's latest attempt to best the industry-leading iPhone.