comScore, Inc., a leader in measuring the digital world, released the latest insights on the state of the mobile financial services market from its quarterly Mobile Financial Advisor report. The report found that in Q4 2010, 29.8 million Americans accessed financial services accounts (bank, credit card, or brokerage) via their mobile device, an increase of 54 percent from Q4 2009. The report also analyzed the reasons inhibiting consumers from accessing financial accounts via mobile devices, finding that preference for online access and security concerns topped the list for both smartphone and feature phone users.