In a posting on his blog today, Chamberlin explains that he's quitting the band because his heart just isn't in it the way it used to be.

"By now you have heard the news of my departure from The Smashing Pumpkins," Chamberlin writes. "I will say, without going into any unnecessary details that this represents a positive move forward for me. I can no longer commit all of my energy into something that I don't fully possess. I won't pretend I'm into something I'm not. I won't do it to myself, you the fan, or my former partner. I can't just, 'Cash the check' so to speak. - more on this story

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