Back in the dark ages 20 or so years ago, houses across America had at least one or two shelves in their living rooms dedicated to a set of encyclopedias. As many as 30 or more volumes costing hundreds of dollars would be lined up side by side, referred to constantly by curious adults in the household or by children working on a report for school. Now, of course, we have the Internet. Households contain multiple Internet-connected devices these days, and questions that once took a trip to the bookshelf to answer now take a quick query on Google or the world’s crowd-sourced encyclopedia of record, Wikipedia. We have our answers in mere seconds, and then we move on. In an interesting