The Dev channel has been updated to 29.0.1547.2 (platform version: 4319.3.0) for all platforms except the new Samsung Chromebook, the HP Chromebook and Samsung Chromebox. This release contains a few important updates and bug fixes.
If you find new issues, please let us know by visiting our help site or filing a bug. Interested in switching channels? Find out how. You can submit feedback using ‘Report an issue...’ in the Chrome menu (3 horizontal bars in the upper right corner of the browser).