With my set I'll probably just end up using 3 double-Amarays and make a cardboard case for them, each case would hold the PAL DVD with extras and the XviD DVD version, save having two complete sets of cases.
That's a crazy but kinda neat idea you have there with the label thing, laserdiscs have the same small label near the center like vinyl does, have a look at these pictures of a laserdisc a stupid eBay seller sent badly packed by airmail: CrackedLaserdiscSide1.jpg CrackedLaserdiscSide2.jpg (the git wouldn't even offer a refund and I haven't managed to get another copy yet
