cjcampbell wrote:
It is pretty easy to say the Shuttle or the ISS or Hubble or anything
else was a huge mistake.......

If Mr. Park or Mr. Griffin think those were mistakes, it behooves them
to say what would have been better.

Bob Parks has said what he thinks would have been better, several times
over the years:
http://bobpark.physics.umd.edu/index.html
Search the archives for Space Shuttle and ISS.

Here's the USA Today article on what NASA Administrator Michael Griffin
said:
http://www.usatoday.com/tech/science...nterview_x.htm
This most certainly is not the complete text of the interview, but
provides a little more context.