Need more proof that deep-pocketed Democrats are finally coming around to the notion of Super PACs? None other than George Soros announced this afternoon that he's giving $1 million to the pro-Obama Priorities USA Action and another $500,000 to a pair of Super PACs backing Democrats in Congress, report Politico and the New York Times. Soros has been relatively quiet this campaign, but today's move might spur other rich Democrats to open their wallets in the final weeks, suggests the Times. (More George Soros stories.)