This is a bit lengthy to debug via HN comments, but feel free to chat me on IRC ...

		swombat on Dec 8, 2008 \| parent \| context \| favorite \| on: 6 Credit Card Processing Facts Nobody Tells You This is a bit lengthy to debug via HN comments, but feel free to chat me on IRC (freenode), where I hang out as (predictably) swombat for a chat about this, I might be able to help in figuring out what's going on since I've implemented 2 such systems already...