graph LR 1["How the US Monetary System Works"]-->0{"What About Banks"} 2["What is an Exchange"]-->0{"What About Banks"} 3["What is Self Custody"]-->0{"What About Banks"} 4["What is a Layer 2"]-->0{"What About Banks"} 5["What is a Credit or Debit Card"]-->0{"What About Banks"} click 1 "../How_the_US_Monetary_System_Works" "How the US Monetary System Works" click 2 "../What_is_an_Exchange" "What is an Exchange" click 3 "../What_is_Self_Custody" "What is Self Custody" click 4 "../What_is_a_Layer_2" "What is a Layer 2" click 5 "../What_is_a_Credit_or_Debit_Card" "What is a Credit or Debit Card"