Even though data suggests that some Americans still rely on smartphones for internet needs, Kristen Hanich, director of research at Parks Associates, says the percentage of mobile-only consumers in the US market has decreased during the past few years. 

"You're really beholden to that device," Hanich said. "If something happens to it, you've essentially lost your internet access."

"They have been extremely successful in a very short period of time," Hanich said in reference to fixed wireless networks. 

Still, customers are usually "highly satisfied" with their fixed wireless plans so far, according to Hanich. 

From the article, "Can Smartphones Bridge the Digital Divide? The Answer Is Complicated" by Lisa Eadicicco