This morning as she was pouring her first cup of coffee, Rebecca greeted her new BFF, who now lives in our kitchen. “Alexa, good morning.” “Good morning, Rebecca.” Meet the Echo Show 8, middle child of Amazon’s Alexa-powered HD smart displays. Alexa then proceeded to give us the history of the abbreviation “OK,” one of the most common words in the English language, that traces its roots back to the 19th century Boston. I’m thinking, OK, it’s Tuesday, March 23, and that’s all I really needed to know. Apparently in 1839, abbreviations were all the rage (think today’s LOL and OMG), and “OK” first appeared as a short version for “Oll…