Smart phone penetration rose from just 18 percent of mobile phone users in 2009 to 44 percent of U.S. residents in 2011.
Credit: Nielsen
Wednesday, March 14, 2012
U.S. Smart Phone Penetration Now 44%
Apple’s iPhone 4 was the leading mobile phone in the U.S., despite being a phone launched mid-way through 2010, according to Nielsen.
Smart phone penetration rose from just 18 percent of mobile phone users in 2009 to 44 percent of U.S. residents in 2011.
Smart phone penetration rose from just 18 percent of mobile phone users in 2009 to 44 percent of U.S. residents in 2011.
Gary Kim has been a digital infra analyst and journalist for more than 30 years, covering the business impact of technology, pre- and post-internet. He sees a similar evolution coming with AI. General-purpose technologies do not come along very often, but when they do, they change life, economies and industries.
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