> I think for in the range of 98% of smartphone users the phone is the least useful feature.
Part of the reason this number's so high is that if a phone feature is really important to you, you're liable to get a standalone VoIP line and a headset to go with whatever handset you have rather than using a smartphone.
Part of the reason this number's so high is that if a phone feature is really important to you, you're liable to get a standalone VoIP line and a headset to go with whatever handset you have rather than using a smartphone.