Traders are still seeking to piece together what happened just before 9:30 a.m. in Sydney, when orders came to sell Australia's dollar and Turkey's lira against the yen. While some pointed to risk aversion triggered by Apple cutting its sales outlook, others said Japanese retail investors were behind the trades. Whatever the cause, the moves were exacerbated by algorithmic programs and thin liquidity with Japan on holiday. The results: the yen jumped almost 8 per cent against the Australian dollar to its strongest since 2009, and surged 10 per cent versus the Turkish lira. The Japanese currency rose at least 1 per ... (full story)