Although this really looks like a 4.1 or 4.5 release much like Chromes iterations!
Well as long as it all still works (Selenium hasn't been updated yet) then I'm a happy browser!
Summary: Mozilla has released Firefox 5.0 web browser.
Mozilla has released Firefox 5.0 web browser.
Three months following the release of Firefox 4.0, Mozilla has released the next incarnation of the browser in line with its new rapid development cycle.
It is important to note that Mozilla sees this release as a minor update for those already running Firefox 4.0.
Along with the desktop versions for Windows, Mac and Linux, there is also a version for Android.

Here’s a list of changes:
Complete list of changes here.
The known issues are worth bearing in mind, especially this one:
I’ve been using the Firefox 5.0 beta for a few weeks now and while there aren’t any major UI changes of features, it’s been a rock-solid release as far as I can tell so I can’t see any problems for people moving up from 4.0.
By the end of the summer Firefox 6.0 will be out, and a few months after that expect to see Firefox 7.0
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Adrian Kingsley-Hughes is an internationally published technology author who has devoted over a decade to helping users get the most from technology.
All opinions expressed on Hardware 2.0 are those of Adrian Kingsley-Hughes. Every effort is made to ensure that the information posted is accurate. If you have any comments, queries or corrections, please contact Adrian via the email link here. Any possible conflicts of interest will be posted below. [Updated: February 23, 2010] - Adrian Kingsley-Hughes has no business relationships, affiliations, investments, or other actual/potential conflicts of interest relating to the content posted so far on this blog.
Adrian Kingsley-Hughes is an internationally published technology author who has devoted over a decade to helping users get the most from technology -- whether that be by learning to program, building a PC from a pile of parts, or helping them get the most from their new MP3 player or digital camera.
Adrian has authored/co-authored technical books on a variety of topics, ranging from programming to building and maintaining PCs. His most recent books include "Build the Ultimate Custom PC", "Beginning Programming" and "The PC Doctor's Fix It Yourself Guide". He has also written training manuals that have been used by a number of Fortune 500 companies.
Adrian also runs a popular blog under the name The PC Doctor, where he covers a range of computer-related topics -- from security to repairing and upgrading.
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