In that letter for NBA Live fans EA writed two different versions about PC version realease.
First:
Electronic Arts Inc. (NASDAQ: ERTS) announced that NBA LIVE 08 hits stores across North America today and will be available
in Europe on October 5. NBA LIVE 08 features Washington Wizards All-Star Gilbert Arenas on the cover , and is available on the Xbox 360™ video game system from Microsoft , PLAYSTATION®3 and PlayStation®2 computer entertainment systems, PSP® (PlayStation®Portable), the Wii™, and
PC.
Second:
NBA LIVE 07 was the #1 selling basketball game in 2006*. NBA LIVE 08 was developed by EA Canada in Vancouver , BC . The Wii and
PC versions of the game hit stores on
October 19 in Europe . The PC version of the game will be in stores on
October 30 in North America .
More ---->
http://www.easports.com/nbalive08/news.jsp?id=ship1002
So i think we will have some chances to see PC version tomorow (oct 5) in Europe