Nope, I have enough nosey people on other sites checking out what I do.
I was scared to do anything with it because, correct me if I'm wrong, people can see what you've been browsing, can't they? Or does that only work if you plus (or whatever it's called) what you're browsing? Either way it's a big for me.
Google+ is just really ugly. It seems like everything takes up way more space than necessary. It's strange cause most Google products look really good. But I hate browsing through Google+.
for me. 
It's actually big in the tech industry.