How to steal an election by hacking the vote

http://arstechnica.com/articles/culture/evoting.ars
The problem is much deeper than most people realize.
The entire voting process consists of weak links—registration, voter disenfranchisement, voter authentication, vote casting, vote recording, vote processing, resolution of disputes (which is essentially nonexistent in the unauditable paperless DREs), lack of audit trails, and so on. You cannot begin to enumerate the badness of the present situation.