India, Oct. 29 -- Watson, the artificial intelligence brand from tech incumbent IBM, made its debut and mark on popular culture when it competed as a contestant on the game show Jeopardy!, beating two human champions of the game in 2011. It was a brilliant marketing stunt by IBM, for sure. But what's happened to Watson since then? What has Watson done lately? What exactly is Watson anyway?

That last question is the one IBMs' Rob Thomas gets more than any other question: "What is Watson?" he told InformationWeek in an interview. Thomas has served as general manager of analytics at IBM since November 2016, and in January 2019, he added Watson AI to his portfolio, too.

It's such a common question that Thomas has penned a series of blog pos...