I don't know how closely you follow legal acedemic discussion, but Randy Barnett - one of those who said he didn't know - is hardly "chicken" about anything.
"But as it stands now, a state, a person, a cooperation could ignore the federal government. "
No. The Federal Rules of Civil Procedure provide for an automatic 14-day stay following the entry of final judgment. The government has 14-days to file notice of appeal and stay. The opinion is only legally enforceable if stay isn't granted after that 14-day window.
14 days. Well, it is now 10 days. Tic toc... ObamaCare is on the ropes. The mandate to force people to buy heath care is obviously Unconstitutional.