Comcast Corporation is the largest cable operator, home Internet service provider, and fourth largest home telephone service provider in the United States, providing cable television, broadband Internet, and telephone service to both residential and commercial customers in 39 states and the District of Columbia.
Pandora Media, Inc. is the operator of Pandora Internet Radio (also referred as Pandora Radio or simply Pandora), an automated music recommendation service and "custodian" of the Music Genome Project available only in the United States. The service plays musical selections similar to song suggestions entered by a user. The user provides positive or negative feedback for songs chosen by the service, which are taken into account for future selections.