Origins and types

The most legendary: (not to be confused with the George Clinton track). A 7-minute epic with a tempo change, a Frusciante outro solo that lasts 2 minutes, and lyrics about addiction and rebirth. Engineer Ryan Hewitt has confirmed the master exists. Why hasn’t it been released? In a 2016 interview, Flea said, “We’re saving some for the Stadium Arcadium 30th anniversary.”

: While not technically "unreleased" now, this collection consists of 17 songs recorded during the I'm with You sessions that were originally held back. They were eventually released as a series of 7-inch singles. Rare Demos and B-Sides by Era

: During 2003 and 2004, the band recorded approximately 13 to 14 songs intended for a new studio album. What Emerged : Only two tracks from these sessions, " Fortune Faded Save the Population ," were officially released as part of their Greatest Hits compilation in 2003.