Mobile data cards are no longer just for business travelers, a report released Tuesday by Nielsen Mobile reveals.
Of the 13 million mobile data card users in the U.S. as of Q2 2008, 43% most often use their data card at home, while 15% typically use the card at work, and just 9% use their card while commuting. 
Most of the 1,300 mobile card users Nielsen surveyed (99%) have kept their home Internet service providers, but 59% are considering swapping their cable, DSL, and other wired Interent service for exclusive data card …