Earlier quoted context omitted.
My experience (which is a little stale) of watching "photoshop experts" is that this is a familiarity effect. Photoshop workflows are uniformly bizarre and awful, in my experience. Serious practitioners are like voodoo priests, pulling tools out that have no sane relevance to the problem at hand and making them work. But it works, because you know it really well and have spent (literally, in most cases) years perfect…
And my experience is that people who say the same thing as you do are ignorant who have never used either Photoshop, The GIMP or have no business using either and should stay with something like Picasa. For the record, The GIMP doesn't even have what we call "Non-Destructive editing" which allows to make a change to some of the filters and transformations you did on the image much later even when the image has been t…
I've tried Gimp numerous times, and the lack of smart objects/filters makes it a complete non starter. Generally I found I could do most of the things I wanted to in Gimp, but they required many, many more steps.