I made the leap a couple of days ago. I decided on my first smart phone. It's coming 2 day Fed-Ex, so three more days and I'll have it. How long after before "I've had it" we'll see.
I was thinking about doing a Windows phone, but then I remembered how much MS likes to do it their way and decide I needed to learn Android. After looking all my choices over, I decide the HTC One M9 was my best available unit for what I wanted to do. Now the learning curve begins 

