The Big Money in GOP circles is holding back --but the checkbooks for the Dem's are wide open.
Many insiders are speculating about the reasons.
Here is a shocking thought: conservatives are worried that McCain isn't really, well, conservative.
More in this analysis from the Washington Post.com
The larger question is whether the Republican party will be more afraid of Obama than they worry about McCain. I'm thinking that the base will rally on Day Two after the Democratic nomination goes to Obama.