What is the fun of Playing DOTA

What is the fun of playing dota?

• Farming to get your hero strong and when you start killing, you notice all your opponent quit the game
• When you about to backstab your enemy, you notice your enemy has invisible eyes and knew that you are coming .. flooded by maphacker
• When you spent almost 30 minutes to buy items and built your hero to become ultimate, if you are lucky, you have only about 5-10 minutes to play the game..
• When you are GODLIKE, you notice that you have been auto-kicked out from the game, custom kicker host