We will never really know what the button reflects. I use it to save tweets, and I shudder at what people might think of me, were I to run for political office,

We will never really know what the button reflects. I use it to save tweets, and I shudder at what people might think of me, were I to run for political office, since there are tweets from all over the political spectrum. Some think it's a +1/agree button, others a thank-you button, and so on.