You've never used it in a crisis situation then. I've used it to be better informed about several hurricanes near me, political developments, a possible nuclea

You've never used it in a crisis situation then. I've used it to be better informed about several hurricanes near me, political developments, a possible nuclear facility problem affecting family, the Tohuku earthquake, the Macondo well blowout, and numerous other things. Twitter has been a prime source of first-hand real-time information in many many crises. Just because you haven't used it that way doesn't mean it doesn't exist. Perhaps you should curate your feeds a bit better.