@Hisah,
It will be extremely difficult for Greece to take the Iceland/Argentina option without some backlash to its tourism industry which is its bread winner.
This guys are in sh*t and have absolutely no solution. They need to be left alone to sought out this mess internally otherwise they will never learn.
Its over 5 years since they started having this financial problems and through out the period, the ECB has been giving them more debt (feeding the monster).
"The purpose of bureaucracy is to compensate for incompetence and lack of discipline." James Collins