Well they thought they were going to address costs by making healthy people join, lowering the overall risk pool, and thus lowering premiums. But it didn't happen. It's not like they didn't have a logical plan to lower costs.
The idea that medicare can't negotiate drug prices is comical.
"Excuse me Mr. Taxpayer, can you bend over and let my rich friend get right up in there? Oh you can't? What about if I made a law? What now? That's a good chap."