Yahoo News – Google Inc stopped inviting users to join its new social network less than 48 hours after beginning a limited rollout of the service.

Google Senior Vice President of Engineering Vic Gundotra said the company had “shut down invite mechanism” for the Google+ service for the night, in a note he posted on Google+ on Wednesday evening.

“Insane demand. We need to do this carefully, and in a controlled way,” Gundotra wrote.

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