I was under the impression that the purpose of the private healthcare marketplace was to satisfy the right-leaning Democrats who were on the fence about passing

I was under the impression that the purpose of the private healthcare marketplace was to satisfy the right-leaning Democrats who were on the fence about passing Obamacare and as a pacifier against a full-scale filibuster by Republicans. I think the architects have known it's going to fail, and want to use this failure as leverage for the creation of the public option.