Customers can get a tactile experience trying on glasses at Warby Parker's shop in New York City. Elise Hu/NPR hide caption

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Complaints about Janet Jackson's Super Bowl halftime show performance of 2004 led to a record number of public interactions with the Federal Communications Commission. This year's net neutrality comments come in second. Donald Miralle/Getty Images hide caption

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The call center of Zappos.com gets high marks from consumers for strong customer service. Shashi Bellamkonda/Flickr hide caption

itoggle caption Shashi Bellamkonda/Flickr

Federal Communications Commission Chairman Thomas Wheeler. T.J. Kirkpatrick/Getty Images hide caption

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When there's no bun involved, is it a sandwich? The KFC Double Down is bacon and cheese sandwiched between two pieces of chicken. Sandra Mu/Getty Images hide caption

itoggle caption Sandra Mu/Getty Images