One of the biggest problem with Mozilla and Firefox browser is Incompatible Add-ons with latest release! How to make your favorite Firefox add-on work with latest release and even with Aurora, Beta and nightly builds?
WOW! Mozilla is getting back to browser war very strongly. Wait and watch says Mozilla! Firefox 5 development has started and getting some new features to it! Well Firefox 4 final has planned for March end & again! It may change 🙂