Weinberg noted that Katrina had been a Category 3 hurricane before moving up to Category 5, and there are thus still concerns about whether New Orleans' partially-rebuilt levee system can contain a suddenstorm surge and prevent the city from flooding.
But like a homeowner who might have replaced the boiler and the roof at some point, the storm forced the sudden replacement of many things all at once.
We recognize that no matter how responsibly we live our lives, any one of us at any time may face a job loss or a sudden illness or a home swept away in a terrible storm.
It makes sense to me that major behavioral factors would influence a solo sailor during a sudden unexpected squall or a hiker caught in a severe electrical storm.
Al Gore's sudden transformation from one of the few Democrats who bucked the San Francisco wing to vote for Desert Storm to their standard bearer vis a vis Iraq sent shock waves through his party's political firmament.