In case you had any lingering doubt that the smartphone is the new personal computer, just take a glance at IDC's new global smartphone sales numbers for the fourth quarter of 2010 where we learn that some 100.9 million units were pushed in the three-month period -- up a whopping 87.9 percent year over year. That figure compares to 92.1 million PCs sold during the same quarter, which, though a record for the PC industry, was left in the dust of the smartphone's stratospheric rise. This marks the very first quarter in history that smartphones have outsold traditional computers -- and