Read the full article here wrote by Sebo (Sebastian Baberowski).
Features that we’ve added for this build are:
support for W3C Geolocation API, form auto-filler, support for jump-lists on Windows 7/8,presentation mode is now available also on Mac, opera:flags – you can play with experimental features there. Please remember that this game might be dangerous (and bite), Opera 16 is based on Chromium 29.
So go and try the Opera...
How many fedora users use Opera browser?!