And after all of that, by randomly thinking quickly about the hilarity that is Lobsterman from the SE color timing, I suddenly remembered where I saw that Luke/R2 scene's coloring talked about. http://savestarwars.com/specialeditionfail.html
That's what I thought I saw a bit of sneaking through. But again, it is probably a non-issue, I just couldn't believe it all came back to me so suddenly.