Apple is indeed producing far fewer iPhones than it was earlier this year, writes UBS analyst Maynard Um. Echoing statements from Friedman Billings Ramsey, Um notes that checks with the supply chain indicate that iPhone levels are down by 1.7 million to 2.3 million. Total production for the December quarter could amount to just 4 million, which is below UBS estimates of 5 million and September-q