The status of Google Voice

If going www.google.com/voice, the message is "Google Voice is currently available by invite only."

Who know more information on the status of Google Voice? What are the good points of Google Voice?

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• 恩，用起來不錯！ 往中國打每分鍾2分錢，比中國打漫遊還便宜 -DjTer- ♂ (0 bytes) () 01/02/2010 postreply 00:59:20

• 去ebay上買一個才一塊錢先用著玩吧 -DriveThru- ♂ (0 bytes) () 01/02/2010 postreply 01:15:13