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  2. List of countries by smartphone penetration - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by_smart...

    By total number of smartphone users, "China by far has the most, boasting 783 million users. India took the #2 spot with 375 million users (less than half of China’s number). However, that gap will decrease by 2021, when we expect India to have 601 million smartphone users.

  3. Smartphone ad hoc network - Wikipedia

    en.wikipedia.org/wiki/Smartphone_ad_hoc_network

    The ad hoc networking technology operating on Wi-Fi ad hoc mode, at the unlicensed ISM band of 2.4 GHz may result in profit loss by cellular carriers since ISM band is free and unlicensed while cellular carriers operate on licensed band at 900 MHz, 1200 MHz, 1800 MHz, etc. This has the potential to threaten telecommunication operators (telcos).

  4. Mobile telephony - Wikipedia

    en.wikipedia.org/wiki/Mobile_telephony

    Meta-analysis by The Canadian Automobile Association [49] and The University of Illinois [50] found that response time while using both hands-free and hand-held phones was approximately 0.5 standard deviations higher than normal driving (i.e., an average driver, while talking on a cell phone, has response times of a driver in roughly the 40th ...

  5. List of countries by number of telephone lines in use - Wikipedia

    en.wikipedia.org/wiki/List_of_countries_by...

    Location Lines Year World 876,144,000 [a] China 179,414,000: 2022 United States 91,623,000: 2022 Japan 60,721,000: 2022 Germany 38,580,000: 2022 France 37,740,000: ...

  6. More schools are banning smartphones, but kids keep bringing them

    www.aol.com/more-schools-banning-smartphones...

    Whether phones get locked in a clear box or a silver pouch, Oakland High School senior Leah West said she finds it punitive to require students to lock their phones away before they have broken ...

  7. Biden cancels another $4.28 billion in U.S. student loans - AOL

    www.aol.com/news/biden-cancels-another-4-28...

    The actions are a part of Biden's effort to fulfil his 2020 campaign pledge to deliver debt relief to millions of Americans before he leaves office in January. Biden cancels another $4.28 billion ...

  8. Digital divide in the United States - Wikipedia

    en.wikipedia.org/wiki/Digital_divide_in_the...

    The digital divide in the United States refers to inequalities between individuals, households, and other groups of different demographic and socioeconomic levels in access to information and communication technologies ("ICTs") and in the knowledge and skills needed to effectively use the information gained from connecting. [1] [2] [3] [4]

  9. AOL Mail

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    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!