Greece has agreed to take its medicine and it's got a bitter taste indeed. Banks are due to reopen next Monday, but a weakened prime minister has had to cross the aisle to pass painful reforms. Now that Athens has held up its end of the bargain, the EU has to cough up the cash for both a third bailout and a bridging loan. This all lays bare a growing north-south rift. If tiny Greece can rock Europe and the IMF, what does it say about the euro and the EU?