Lasers, Barcodes and Scanners – Oh My!
Lee and I were watching PBS again, a series based on the book [su_tooltip style=”blue” position=”east” title=”Affiliate Link” content=”This is an affiliate link that will take you to Amazon.com. To learn more about how we use affiliate links, how we respect your privacy, and how you are not charged unless who choose to make a purchase, follow the link to our Disclosure Statement at the end of this post. It might sound boring but our Disclosure Statement is actually a pretty entertaining and informative read so we encourage you to check it out.”]’How We Got to Now.'[/su_tooltip] This particular episode was on the invention of artificial light and the huge impact it has had on society. Then they got to lasers – that got my interest. Turns out the first practical application of lasers wasn’t blowing things up like so many science fiction authors had predicted but in shopping. In a way, lasers blew up the Mom and Pop store and ushered in the era of the big box super-store we are so familiar with today.