redletterdave writes: "A new report released Monday revealed that Google+, less than a year and a half after its public debut, is now the No. 2 social network in the world with 343 million active users. Even better for Google, YouTube, which had not previously been tracked as a social network until recently, is now the No. 3 social network in the world with about 300 million active users. Google Plus and YouTube are being used by 25 percent and 21 percent of the global Internet populace, respectively."