I love when people have such unique laughs that simply hearing them laughing will make you laugh. It really adds some much-needed biodiversity to the ecosystem of laughter. I don't know about you, but I feel like my laugh has definitely changed and evolved over the years. I used to watch a comedian who herself had a loud cackling laugh. Sure enough, I was cackling up a storm for the next three years. In college, I would go to lots of comedy shows, and I developed a laugh for when I could recogn…