http://www.abc.net.au/news/stories/2009/06/17/2600586.htm?section=justin The US government asked micro-blogging service Twitter to delay maintenance plans because of the site's use as a communications tool by Iranians following their disputed election. The site shut down for maintenance today, but did so only after a 24-hour delay to remain "active during this highly visible global event". In a blog post, Twitter cofounder Biz Stone said the maintenance, initially scheduled for Monday (US time), had been delayed because of "the role Twitter is currently playing as an important communication tool in Iran". A US State Department official said on Tuesday that Twitter was all the more...