Don't get me wrong, but I'm getting slightly annoyed by the tiny Google+ icon right below the voting controls, in the er... social bar. The size is OK, but the color... well:
I swear, at first I thought it was a bounty added to the question. We are used to see red elements as important stuff, but I don't know, the G+ color is quite distracting.
Both Facebook and Twitter icons have light colors, almost as if blending to the background. But the G+ one is certainly drawing my attention. It's screaming "look at me look at me!"
I'd like to suggest to lighten up the icon a little, like the following image:
It looks more discreet to me.
Sorry for the rant. It's the red color effect.