38. The mobile wireless electronic device of claim 37 , wherein the user input element is further configured to receive user input selecting a nametag from a device list using the identifiers of the second devices, the device list comprising a collection of identifiers of devices and a collection of nametags, each nametag associated with a respective device; and wherein the selected nametag is used as the label.
38. The mobile wireless electronic device of claim 37 , wherein the user input element is further configured to receive user input selecting a nametag from a device list using the identifiers of the second devices, the device list comprising a collection of identifiers of devices and a collection of nametags, each nametag associated with a respective device; and wherein the selected nametag is used as the label. 39. The mobile wireless electronic device of claim 38 , the processor further configured to identify the user of the second device using content of the digital file, the nametag, and the identifier.