The one thing I hate about Firefox is the requirement to restart the browser when installing new extensions and themes, this is pretty much similar to earlier versions of Windows, where small registry changes required users to restart the browser.
Firefox 3.5 is in the works and should be released sometime in June, but discussions about the next version of Firefox which will be codenamed Namoroka and tagged as version 3.6, will do away with this problem altogether.
Continue reading Firefox 3.6 aka Namoroka Will Feature Restart-Less Extension and Theme Installation