Windows 8.1 with Bing is free for OEMs on tablets under 9 inches
Microsoft technically charges OEMs $10 for each copy of Windows 8.1 with Bing for installation on new tablets under nine inches. However, newly revealed OEM pricing documents show that Microsoft is currently offering those same OEMs a $10 “configuration discount” for Windows 8.1 with Bing, effectively making it free.
AIVAnet 