How long have you lived here? http://iiipo.eecs.ntu.edu.tw/flex-health-card-1e8a.pdf#reins flex health hull  Those who invest with Rizvi include British billionaireRichard Branson and Jeffrey Skoll, the former eBay executive and film producer, according to people with knowledgeof the matter. It is not clear whether they are among theinvestors he brought into Twitter.