How about one custom variable that does both what a prop and an evar does? This would ease implementation, cause less confusion, and make reporting amazing! Imagine, traffic and conversion metrics all in one report!
I think that's the same as: http://ideas.omniture.com/t5/Adobe-Idea-Exchange-for-Omniture/Combine-Traffic-Variables-sP rops-and-Conversion-Variables-eVars/idi-p/15 ?
It sure is, thanks Andreas.