In the same way Facebook gatekeepers get paid because people want to interact with each other - Bitcoin rewards a similar kind of vulture that wants their "free

In the same way Facebook gatekeepers get paid because people want to interact with each other - Bitcoin rewards a similar kind of vulture that wants their "free lunch" because people want to exchange resources (trading medium). Everyone blindly jumps aboard because "get rich quick". I wonder if these Bitcoin "angel" investors actually produce things with their hands, or if they seek to reinvest their gains into building something useful to people.