drhowarddrfine - 9:25 pm on Mar 23, 2010 (gmt 0)
The point is to make valid markup, not to design to a browser. My point is Opera is more likely to find errors in your markup which is the point of debugging.
I don't get any Opera users
Dragonfly is pretty good but I, too, have trouble tearing myself away from Firebug. Probably cause I'm so used to it.