In addition to the one over here about the 12 signs of a bad programmer, another article I found rather enlightening was this one on GD. Amazed at how many various filters that have been included in GD!
I'm sure Adobe are keeping a close eye on the developments as if anybody decides to incorporate that into a killer system - an online Photoshop (although I know there are some about) may well wipe Photoshop off of the map. Especially with the Internet applications taking over these standalone applications in a big way as of late.
Surely sooner or later they'll be a merge between desktop and Internet!
Some of the more interesting GD filters: (See article for a full list.)
The man who comes back through the Door in the Wall will never be quite the same as the man who went out.