Congratulations ActiveState on open sourcing part of Komodo in the form of Open Komodo. I'm very excited about some of their new directionon Web development
Using Firefox makes you wonder how you could do it before it better than some of the alternatives (brr). Learning Firebug makes you wonder how you did it before. But its still, I maintain, way too incredibly and painfully hard.
If these smart people are turning their attention to this area, we might see some great tools coming.