New Delhi, July 26 -- I've been learning French on my own for some years, for no particular reason. They say learning a language keeps one's brain sharp. I could have accelerated the learning by going for classes or working with a French teacher, but that would be making homework out of something I find truly enjoyable. From being something I wanted to do, it would have become something I had to do.

So, it was with quite some delight that I discovered how one can learn with the AI assistants. There are apps dedicated to language learning, but they control you rather than you being in charge of how you learn. Duolingo, a well-known language app, has had me chasing streaks, tournaments, and leaderboards to the point where it's becoming an ...