At the core of that productivity is Microsoft Office and video conferencing. Office is what differentiates Surface from all the other tablets out there and it is a good move of Microsoft to remind everyone of that fact.
We all know that Microsoft is embarking on a new strategy by playing in the same field as the OEMs that maintain the company’s dominance in the operating system front. How the Surface will fare against other Window RT tablets, like the Asus VivoTab RT, remains to be seen.
source: Surface (YouTube) via Neowin.net