The relentless flow of good news about Obamacare may explain why a growing number of elected Republicans are walking away from the issue.  Two new bits of insurance news suggest progress that backers of reform find quite encouraging. The first explains how governments are competing in the insurance exchanges, simultaneously giving shoppers greater choice and potentially providing profit that can help fund services to indigent Medicaid recipients.  In essence this is the public option that liberals fought hard for, but failed to get into the legislation that was enacted.