> Google Plus was a very real competitor when they launched (right around the time of Facebook's IPO) Has Google Plus at any point ever had as much as 2 percen

> Google Plus was a very real competitor when they launched (right around the time of Facebook's IPO) Has Google Plus at any point ever had as much as 2 percent of FB's active users? If not, what metric do you use to consider it a "very real competitor" at some point in time?