Dare Obasanjo aka Carnage4Life - Avoiding the Second System Effect in Software Development
http://www.25hoursaday.com/weblog/2008/08/04/AvoidingTheSecondSystemEffectInSoftwareDevelopment.aspx
"Realize You Can't Do It All In One Release ... You Can be Date Driven or Feature Driven but not Both ... Don't Lose Track of What Made the First System Successful"