Traders are on a hair-trigger - some of them were probably shouting "Sell" down their phones before their eyes had even scanned to the fourth word of the rogue

Traders are on a hair-trigger - some of them were probably shouting "Sell" down their phones before their eyes had even scanned to the fourth word of the rogue Tweet. You can't really do much to eliminate false-alarms when people are primed for alarm like that. So apart from the unavoidable market-blip, what is there to worry about? Its a one-off event. Lets come back and talk about it if/when major news organisations are getting their Twitters hacked once every six months or something.