Interestingly, Microsoft's ToS: You grant to Microsoft and will secure and maintain all rights in the Data necessary for us to: ... (iv) improve the Service Co

Interestingly, Microsoft's ToS: You grant to Microsoft and will secure and maintain all rights in the Data necessary for us to: ... (iv) improve the Service Components and other Microsoft products and services http://research.microsoft.com/en-us/um/legal/CognitiveServicesTerms20160804.htm http://research.microsoft.com/en-us/um/legal/CognitiveServic... Google Vision API: 5.2 Use of Customer Data. Google will not access or use Customer Data, except as necessary to provide the Services to Customer. https://cloud.google.com/terms/ https://cloud.google.com/terms/