Smartphones with banking capabilities can offer users dramatic conveniences but, at the same time, can encourage greater dependency on the smartphone.
According to the Cellular Telecommunications & Internet Association’s (CTIA) wireless industry statistics (), the number of mobile phone subscribers in the United States (U. population is estimated at around 313 million as of February 2011 (), the market penetration rate of the mobile phone industry is therefore over 100%.
In addition, with the development of wireless broadband technologies such as 3G/4G and Wi Fi, smartphone users have moved from internet banking to mobile banking ().
As Internet banking users use personal computers for transactions, mobile banking users use smartphones.
) Computer games are the present and the future of global entertainment industry.
They consistently generate more revenue than the movie and music industries, and have established themselves as ubiquitous symbols of popular culture.Following this, regression analyses were presented for the relation between usage pattern and MIUI.The word, ‘addiction’, is defined by characteristics such as “inability to consistently abstain, impairment in behavioural control, craving, diminished recognition of significant problems with one’s behaviours and interpersonal relationships, and a dysfunctional emotional response” () defined internet addiction as “a psychological dependence on the Internet.” By applying this definition, mobile internet dependency can be defined as a strong need for mobile internet usage and unstable emotional status when without a mobile phone, which has been called nomophobia by the media.In addition, the number of smartphone subscriptions is 24.8 million, which means almost half of the people in Korea have smartphones ().There has been controversy about the term “internet addiction”.This means that most Koreans have internet accessible mobile devices, since wireless broadband is used through mobile phones or mobile computing devices such as tablets or netbooks.The Korea Communications Commission’s statistics () reported that the number of mobile subscriptions in Korea is close to 54 million.A smartphone is not just a calling device but a unique device with multiple functions, such as an internet browser, music player, GPS navigator, mobile TV, alarm clock, watch, and camera. K mobile network operator (O2) internet browsing is the number one usage for smartphones.Making a phone call is only the fifth most popular reported use for smartphones.The introduction of smartphones illuminated mobile internet prevalence, highlighting nomophobia.This study explored the mobile internet usage dependency of Korean and U. mobile users and investigated the severity of such usage dependency and the factors involved.