[quote=@Apollosarcher]
[@mattmanganon] Actually the Bio inhibitor chips were used. [url=http://starwars.wikia.com/wiki/Inhibitor_chip]Article here.[/url] It became the Canon through the Clone wars and Rebel shows. The only other official canon sources now outside of the movies.[/quote]

Really, Clone Wars? Really? That seems like one hell of a cop-out. Like "We couldn't be assed to use anything as simple psychological conditioning to explain it, we need Trek-Tech to explain this shit."