[amolgupta]

Given the potential and success of Facebook groups [http://alexmuir.com/facebook-is-the-new-excel] Google had to come up with something to compete. Wont be surprised by "I need Spaces invite" all over the internet in coming days but personally wont rush into using it.

[dragonwriter]

> Wont be surprised by "I need Spaces invite" all over the internet in coming days

Per the announcement, Spaces is enabled for all Gmail accounts at launch. Gmail doesn't require invites. Therefore, Spaces doesn't require invites.

[intoverflow2]

>"I need Spaces invite"

Think they learnt their lesson that invite only no longer builds hype with the G+ launch.

[Nullabillity]

Doesn't seem to require invites.