I opened up a big can of debate Monday, when I repeated some chatter around that consumer spending might be juiced by all those folks not paying their mortgages.

They have a little extra cash, so they're spending it at the mall.

Some of you thought the premise had some validity, others, as is often the case, told me I was an idiot.

Well after the blog went up Erin Burnettput the question to Economist Robert Shiller, of the S&P/Case Shiller Home Price Index, during an interview on Street Signs.

He didn't deny the possibility, and added:

"In some sense there might be a silver lining in that."

Then I decided to ask Mark Zandi, of Moody's Economy.com, who will often shoot down my more ridiculous theories.

I asked him if this was a crazy idea: