The law is written in simple English...and it’s very clear....only state exchanges get subsidies. You have to read the exact wording. The media is leaving a piece of the sentence out.
All bets are off when it comes to SCOTUS. Ever since Marbury v Madison, the Supreme Court has assumed powers implied in the constitution. There is no reason that today, the Supremos couldn’t add a little bit of legislative editing to its powers.
Just as lawyers usually use a form of gibberish to hide the true meaning of words, Roberts has been known to translate clear English into gibberish - else the ObamaCare deal would be next to dead by now.