I've been mostly happy with the Lumia 830 after installing Window 10 Mobile preview. Make sure to check out our hands-on video for the latest build, version 10536, if you haven't seen it yet. Things are moving along, and I agree with Jez that it is good enough as a daily driver. There are still many improvements needed, but that's expected from a preview build. I've already said goodbye to Windows Phone 8.1 and will be using Windows 10 Mobile from now on. Here's what I have on my Start screen.
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