The single currency tumbled to a fresh one-year low of 1.3201 today after Moody's downgraded the Greece's sovereign rating, suggesting medium-term downtrend from 1.5145 has once again resumed and further weakness to 1.3140 would be seen, however, oversold condition should limit downside to 1.3100/10 today ahead of G20 meeting over the weekend.    On the upside, reckon 1.3324/32 should cap recovery n yield resumption of aforesaid decline later..