Image Credit: Iftikh/FlickrJoin Hubspot CMO, VentureBeat VP of Product, & more for our upcoming webinar: CMO, CTO, CIO - Who does what, who gets the cash, & who’s in charge? Sign up for free! The mullahs calling the shots in tech-hungry Iran are at it again. Having failed to totally block Twitter, Instagram, and other social-media sites from the Iranian population, a judge ordered eight young Iranians to harsh prison sentences for posting on Facebook this week. Tehran authorities said the eight were guilty of using Facebook to post and promote inflammatory messages in a bid to weaken or overthrow the regime.