Compare this: https://radaghast.wordpress.com/2008/11/17/wondrous-items-are-boring/
with this: http://www.wizards.com/default.asp?x=dnd/drdd/20080123
Try to spot the insignificant differences. Then open D&D4 PHB that was supposed to have all the cool stuff that was being mentioned in the Design & Development: Magic Item Slots article. I can tell you that both endeavours are in vain.
As much as it pains me to say it, good ideas are cheap nowadays. They are as cheap as they are numerous and ubiquitous. Implementations are scarce, and the idea is always judged by its implementation.
Unroll My Dice 