Among the health plans, Blue Shield of California has been one of Obamacare’s biggest cheerleaders. But executives there worry that any promise to continue with a few Affordable Care Act benefits, regardless of what the Supreme Court does, could undercut the case for leaving the law standing. The health reform law requires that insurers spend 80 percent of every premium dollar on medical care (as opposed to profits or administration). That’s one that isn’t on the insurers’ list according to a story at the Washington Post.