qtbase-opensource-src did get a new release on september 3rd. But xenial stable-phone-overlay and yakkety seem to be carrying the very same qt version, so scrap my theory from comment #30...
qtbase- opensource- src did get a new release on september 3rd. But xenial stable- phone-overlay and yakkety seem to be carrying the very same qt version, so scrap my theory from comment #30...