2 ms·http://www.ibm.com/smarterplanet/us/en/ibmwatson/ http://www.ibm.com/smarterplanet/us/en/ibmwatson/by GFK_of_xmaspast 12y agohttp://www.ibm.com/smarterplanet/us/en/ibmwatson/ http://www.ibm.com/smarterplanet/us/en/ibmwatson/