What does it mean to “poke” someone on Facebook? Is it flirty, friendly, or even annoying? The answer is all of the above, and somehow, none at all. The ambiguous feature was largely invisible for ...

The Facebook poke was once considered to be a creepy flirting tool, but it seems to have evolved into a simple and polite way to say hello to an old acquaintance. When I went to test my own Facebook ...