The Surface RT tablet was released last month, but Microsoft has remained tight-lipped about the support policy for Windows RT itself. The company has since released information detailing its declaration to support its initial Surface tablet for four years. ZDNet has taken a look at the new information provided to see what this means for consumers.The Mainstream Support End Date is set as April 11, 2017, with no Extended Support End Date due to the Surface tablet being classed as a consumer device. Microsoft has updated its policy to provide addition details to cover consumer hardware to better reflect the available support for consumers. Quick