i think I first hear about bitcoin in facebook. I saw someone posted a picture showing the current price of btc equivalent to our fiat on that time. And I was amazed, asked my self in mind if that's really true? So I started make a search about it until a user here in the forum invite me to join and  we are thankful we have google in our life that makes our life easier, especially in searching online job.
And I know some of us just search for it and some refer by a friend. And some of here I know started in earning bitcoin through free faucet just like me who has been collecting bitcoin for 2 weeks and decided to stop