It would be completely against the spirit of the project to close in on itself, and as Leo_Verto mentioned, also pretty hard. With the core data available as CC0 and all the source code needed to run the servers, anyone could legally take all the data and set up a "LibreMusicBrainz" in some hours in the unlikely event that the MetaBrainz Foundation (the organisation created to support MusicBrainz and the other *Brainz projects) should ever flip.
It would be completely against the spirit of the project to close in on itself, and as Leo_Verto mentioned, also pretty hard. With the core data available as CC0 and all the source code needed to run the servers, anyone could legally take all the data and set up a "LibreMusicBrainz" in some hours in the unlikely event that the MetaBrainz Foundation (the organisation created to support MusicBrainz and the other *Brainz projects) should ever flip.