"Official announcement of a release date is nothing less than a promise to fans and business partners. In other words, a release date change is like betraying the expectations of everyone."

 "It probably takes a long time to earn back trust that has been lost. However we will work hard, with the hope that we will one day earn the support of everyone again."

"At present, Kojima Productions is putting our full efforts on final tuning and brush ups, in aim of completion," 

No room for delay-o, HIDEO?  >_<;;
To be fair, MGS4 was delayed twice, and it really hurt Konami's stock. This is jumping fiscal quarters too. 
And no doubt it's a personal disappointment for Kojima-san.  PW is a major addition to the canon plot, and there are a lot of hungry PSPs out there nowadays. I was impressed by the demo, probably will spend more time with PW than I did with Portable Ops.