the basic oracle effect
http://media.putfile.com/oraclebasic
(that card in the bottom left would be put down as a prediction card prior to opening the deck, then ANY card can be selected, no force, no system to remembers, instant reset and all the usual cal)
you would have the spectator call stop somewhere and touch the face of any card as you run through the deck, but I'm a loner today so this is what you get.
there are of course the usual problems you get with this style of deck but it's nothing that bad. if anyone is interested in buying one, or the DIY guide, i've put together a file and how to deal with it all, it's easy as pi
there's also a couple of other routines using the deck; i do a "resetting deck" bit where a cross doesn't develop on a card until someone has selected it.