The latest news on smartphones
Latest update appears to have helped only some of the handset’s connection problems.
Apple's stellar reputation with customers at risk with recent mishaps.
In a tough retail environment, Apple's hottest should help.
Touch-screen competitors might not top Apple's software, but they offer unique features.
Apple's handset stokes interest in all smartphones, but Nokia risked being left behind.
Competitor's price alone can't conquer Apple's phone, but Sprint's unlimited data might draw power users.
But iPhone not as cheap as it looks after factoring in an increase in data subscription fee.