8 ways we've changed since the last time we had a new president
Updated 8:39 AM ET, Thu January 19, 2017
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It was only eight years ago when President Obama took office, but it seems like a lifetime. Smartphones were a luxury. Donald Trump was a reality TV star. Taylor Swift sang country music. Now Obama's hair is graying, Beyoncé is an activist and Uber is a verb. Here are eight cultural touchstones that have informed our politics and showed how we, and the world, have changed.