jQuery creator John Resig explains the advances that FireBug brought to JavaScript development. I’d say that I didn’t really take JavaScript seriously until I started using FireBug.
He also has a list of potential improvements to FireBug, including porting it to work with Internet Explorer. Given the amount of time Web developers spend debugging weird issues in Internet Explorer, a tool like FireBug would literally be life changing.
July 2, 2008 at 9:58 am
For the upcoming Internet Explorer 8, it looks like they added support to the Developer Toolbar (that is built into IE) to do the type of Javascript debugging that Firebug does.
See more at this MSDN article