The numbers indicate more than a passing fad. Mobile is becoming a major channel for holiday shoppers to not only purchase goods but also to compare prices while on the go.
Mobile Gives Boost to Local Shops This Holiday Season

Some players have hit it big in the mobile device market this year (Samsung Galaxy S II), while others have fallen flat (HP Touchpad). But even some of 2011’s misses (BlackBerry PlayBook) have been critical for their respective companies, proving that in the device market, a product doesn’t necessarily have to be successful to be important.
Hot, Not So Hot & Most Important Devices of 2011

With many smartphones being equipped with the computing power of old laptops, security is becoming an increasingly important part of the wireless landscape as hackers and spammers turn their attention to mobile.
Mobile Malware & the Looming Security Storm