This will blow your mind. Check out this course.
This is a decentralized finance system that is about connecting digital wallets together and earning money on transactions and the growth of the network.
When PayPal first started, they had an incentive program that paid $20 if you referred someone else to sign up for PayPal. Paypal grew so fast and ended up paying out around $60 to $70 million in commissions but the value of PayPal grew astronomically.
Now imagine getting a piece of the transaction fees.