Countering deepfakes using digital watermarks and blockchain technology

A patent application from Oregon-based software company Digimarc describes the use of digital watermarks and blockchain to combat deepfakes.
Spotify’s potential karaoke feature may let users queue songs they can’t name, but can sing

Spotify is securing a patent for a “karaoke query processing system” that can process samples lines and melodies, in addition to song names.
Spotify may listen back to listeners under new patent

In the highly competitive market of media streaming, it pays to know what customers want — sometimes before they even know they want it.