Fuente: Wipo "digitalization" A method that includes accessing a frame buffer of a graphics processing unit (GPU), analyzing, in the frame buffer of the GPU, a frame representing a section of a stream of displayed data that is being displayed by a first device, identifying a reference patch that includes a unique identifier associated with secondary digital content that is insertable in the displayed data, the unique identifier including encoded data that identifies the secondary digital content, retrieving the secondary digital content from the remote device via the data communication network based on the unique identifier and a device parameter of the first device, and overlaying the secondary digital content into the displayed data in accordance with the display parameters of the customized secondary digital content.