How to play '2048,' the addicting smartphone game Travis Kalanick is obsessed with

Travis Kalanick's latest obsession is the puzzle game "2048." 

A new piece out Thursday from Bloomberg details Kalanick's final few months as Uber CEO and what he's been up to after being pushed out of the company - and that includes a new addiction to the popular smartphone game.

Kalanick's last few months at Uber were contentious, Bloomberg reports, and before his tenure was over, tragedy struck: Kalanick's mother was killed in a boating accident, and his father was seriously injured. 

According to Bloomberg, Kalanick is using his newfound downtime to set up a family office, spend time with his father - and play plenty of "2048."

Kalanick even confirmed he loves the game on his Instagram back in September:

But "2048" isn't a new game - or a particularly original one at that. It's easy to learn, and even easier to get hooked on. So here's how to play "2048," the game that's taking up a lot of Kalanick's free time: