From the article: "Right now, the only way those within your social network on Google will see what you’ve +1′d is if you have effectively created a fresh netwo

From the article: "Right now, the only way those within your social network on Google will see what you’ve +1′d is if you have effectively created a fresh network just for this, deliberately chosen to expose your +1 activity, and if you’re friends know exactly where to look to see this."