Is billiards a sport or a hobby?

What is your favorite sport? If you answer "billiards", it may be that more than one will look at you wrong. Billiards? "Come on, if that's just a game to have a laugh with colleagues on Friday night." And then the eternal debate begins: what is billiards, a sport or just a hobby? In this week's article we give you some arguments to convince that kind of person who laughed when you answered "billiards".