It's famous as an automotive disaster, but is also a very interesting one - and there's a twist in the tale...For embarrassing, grand-scale corporate catastrophes there was once only one word: Edsel.Over 60 years ago, Ford spent $250 million - perhaps $2.5 billion in today’s money - on the launch of a new brand whose chief impact was to become known as one of the worst product launches of all time. The tale behind it became a case study for the corporate world and the n