Lenovo's enjoying a bright and sunny Thursday in Hong Kong today, where the company has just unveiled a Q1 2011 / 2012 earnings report that's full of rosy news. According to the report, Lenovo's revenues jumped to $5.92 billion during the fiscal quarter, representing a 15 percent increase over last year's figures, while net profits nearly doubled to $108 million (compared to $54.9 million last year). Global PC sales, meanwhile, nudged upward 23 percent -- even at a time when most other manufacturers are seeing relatively