Surfing Wikipedia (as you do) and saw this: In October 2010, Mike Dirnt had an interview with the Radio W, mentioning that they have completed the writing process of the ninth studio album and stating that, "We are always working on songs, when its time and when the music is right we will put it out. I like to think that we have enough material right now to put out a great record, but we want to go back home and make sure that it's perfect for everybody before we put it out."...... Shortly af