That reminds me about what I used to have in my signature, shirt-wise... anyone remember that?
(though I doubt they'd sell particularily well in retrospect...)
But yeah, the general idea isn't bad, considering the low effort needed on .org's side if it's simply links. It'd be a good way to enhance the community aspect a bit more, and it definitely wouldn't hurt anyone!
If you have a slightly positive memory of my Power Shift contest game,
you might be interested in this development screenshot
More info about that soon!