What were some of the top-selling handsets in December 2008? ComScore m:Metrics has released their survey results for December. Surprisingly, Apple's iPhone 3G did not top the list. Instead, the honor went to Research In Motion's BlackBerry Curve 8330. Despite all of the recent hype about how the smartphone segment is the fastest growing part of the handset market, the list was rounded out by some simple feature phones. Slideshow