In their January 2010 State of the Mobile Web report, Opera Software looked at social networking on the mobile Web and concluded that Facebook dominated that aspect by a margin throughout 2009, while Twitter was the fastest-growing. This month, the company looked at Mobile Web search in the United States , and claims Google is – perhaps unsurprisingly – leading the pack

RetailMeNot.com, “a top consumer destination for coupons, discounts and promotional codes for merchandise, groceries, travel and services”, shared some interesting statistics about consumer coupon use for the first month of 2010. New Jersey loves printing off coupons for use in brick-and-mortar stores, while New York prefers online coupon codes. Almost 15 million people visited RetailMeNot.com in January and saved over eight million dollars with online and printed coupons

Movie ratings site Flixster raised $12.5 million in new funding, according to an SEC filing . The last time Flixster raised money was a $5 million Series B in April, 2008

Popular location-based social network Brightkite has simultaneously released mobile apps for some Nokia as well as Palm smartphones. The release of the apps follows earlier launches of Android , BlackBerry and iPhone applications. The Nokia app can be downloaded from the Ovi Store already and should run fine on all Symbian S60 5th Edition phones, including the Nokia N97 and the Nokia 5800 XpressMusic.

What’s the most common password among the 32 million people who’s accounts were hacked at RockYou late last year? According to a study by Imperva (download here ), it’s “123456,” followed by “12345,” “123456789″ and “Password,” in that order. “iloveyou” came in at no

GOGII , the company behind the popular iPhone applicaiton textPlus , announced today that they have raised an $8.2 million Series B led by Matrix Partners , with existing investor Kleiner Perkins Caufield & Byers also participating in the round.