I’m about to start the React course, and since Tic-Tac-Toe is one of the projects included, I decided to first build it using vanilla JavaScript. This way, I can compare the two approaches and better understand the benefits React brings. I know there can be some UI improvements but I focused more on the JS and I am also impatient to start React. Here it is: https://codepen.io/freedomseeker/pen/dPYQKgq?editors=1111 Any suggestions welcome!