ComScore released its annual Digital Future in Focus report earlier this month, offering new findings on things like email and web use, and it's now out with its latest Mobile Future in Focus report, which provides a year-end wrap of mobile device use both in the US and around the world. Not surprisingly, that year was marked by the continued growth of the smartphone, with the adoption rate among US mobile users jumping from 27 percent in 2010 to just under 42 percent in 2011 (similar growth was found elsewhere, with it cracking the 50 percent mark in a few countries). Among those, An