The next version was originally going to be called 3.7, but it was later renamed to Firefox 4. Starting with beta 1, there will be no more references to Firefo

The next version was originally going to be called 3.7, but it was later renamed to Firefox 4. Starting with beta 1, there will be no more references to Firefox 3.7. As we speak, all version strings are being updated to refer to 4.0 instead.