How do @MattDamon and @BenAffleck know each other?

Question

How do Matt Damon and Ben Affleck know each other?

Answer

Childhood friends. Their friendship was born way back when Damon was just 10.

Source 

http://www.etonline.com/movies/193595_matt_damon_on_growing_up_with_ben_affleck_and_why_he_s_glad_his_wife_s_not_famous/

Why did this come up

Watching Golden Globes