.....the company policy that required a profitable sale, regardless of any rednecks who didn't understand the basics of marketing.
Not many people know that it was Jedediah Turbine, who founded the East India Company and appointed an out of work Sir Roger Cook to command his Army and Navy. It was Sir Roger who was often heard recounting, in The Bombay Hilton, his management of "difficult" trading partners. "The natives were restless that night so we sent a gunboat up the river and gave them a whiff of grape"
This of course led to the term of being "Rogered".
It was during this well-managed trading era that about the same time as the automobile was invented, EIC found ink as their Buyers CT Barnum and long jack bull (who used lower case to hide his name from the British Empire Army) were walking through India. EIC called it "Indian Ink". Taking their lead from Henry Ford they only brought it out in black, inadvertently inventing the KISS marketing policy.
What they didn't broadcast was that EIC also found "Invisible" ink, but the British Empire's MI1, run by that little tell-tale rat Onetell forced EIC to only sell Invisible Ink to MI1, and it eventually took off around the world through the spy network which was like the Dark Web.
It wasn't long before Invisible ink got into the schools and ....................................
Source: Wikipedia.