Interesting article on David Hayden who founded Critical Path in 1997. Back in my Zoomit days we used to compete against a company called ISOCOR - who we affectionately called "EYESORE" - which was acquired by Critical Path in 1999. There are some good lessons here about the stupidity of leveraging your investments, placing complete and total trust in someone else to manage your money and - dare I say - greed.
Here's a couple of other articles on the whole debacle:
Ten Years of How To Be a Good Product Manager
5 hours ago