Cellphones Used More For Data Than For Calls

07/14/2010 05:12 am ET | Updated May 25, 2011
  • JENNA WORTHAM nytimes.com

Liza Colburn uses her cellphone constantly.

She taps out her grocery lists, records voice memos, listens to music at the gym, tracks her caloric intake and posts frequent updates to her Twitter and Facebook accounts.

The one thing she doesn't use her cellphone for? Making calls.

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