Alas poor Zeti Akhtar Aziz, Malaysia’s embattled central bank governor. At 68, and after 15 years in the job, she is due to retire next April. But it is not certain whether she will make it that far. Her beloved ringgit has collapsed to its lowest level in 17 years, further than even during the crippling Asian financial crisis. The foreign reserves she carefully accumulated above $140 billion have fallen below $95 billion in the ringgit’s defence in 2015. But for what?