Comment Re:Performance is great and all (Score 1) 462
Logging and debugging. I haven't delved into the likes of Firebug to see how it works
Delve! Firebug has crazy things like the ability to set breakpoints in code currently running in the page, and then when you hit the breakpoint, run code from the context of the line you stopped at. And lots lots more. As someone who's been out of web programming for a few years, it blew my mind.
