Neowin posted a story that Windows 10 Mobile build 10134 has appeared in an unofficial video
Last week, Gabe Aul, head of the Windows Insiders program, said that build 10134 is a "good candidate" for a new release to those testing Windows 10 Mobile ahead of its launch later this year. Insiders have been waiting almost a month for an update to the smartphone version of the new OS, following the arrival of build 10080 in mid-May.Windows 10 Mobile build 10134 shows its stuff in video demo
We got to see some of the changes in 10134 a few days ago, thanks to screenshots captured from a leaked build - but now there's also a video of 10134 upon which to feast your eyes.