For example, these changes mean you'll no longer be able to control the volume of a group of speakers. Instead, you'll have to change the volume on each individually. It also means you'll no longer be able to use the volume buttons on your phone to control a speaker group.
Not here to defend Google, but how can something trivial like that even be patentable?
Not here to defend Google, but how can something trivial like that even be patentable?