Owning the physical tape does not always grant the right to release the music. Most of the collection is under "pending rights reversion." For example, ABKCO holds the physical multitracks for early Rolling Stones material, but the rights to release those recordings are negotiated separately with the artists' estates.
When you claim to own the largest multitrack music collection ever assembled, you have to back it up. Here are three "holy grails" inside the vault: The Largest Multitrack Music Collection Ever- -...
The architect of this monumental archive is (though depending on recent acquisitions, similar claims are made by the Iron Mountain Entertainment Services vault and private collector Glenn Korman —but for the purpose of this deep dive, we are focusing on the largest singular coherent collection recognized by industry archivists: the ABKCO Music & Records vault ). Owning the physical tape does not always grant
The largest collection is also the most restricted. Most of these 42,000+ multitracks are not on streaming. They remain in climate-controlled vaults, accessible only to rights holders and approved restoration engineers. Why? Legal clearance. Using even 2 seconds of an isolated multitrack requires publishing, label, and artist approvals (or their estates). Here are three "holy grails" inside the vault: