Cryptocurrency
The president on the United States one dollar bill.
Who is George Washington?
The most popular digital payment app, using white dollar sign as its logo.
What is cash app?
The concept of trading goods or services as payment for another good or service.
What is bartering?
The device used to withdraw money, often referred to with a three letter acronym.
What is an Automatic Teller Machine?
The president on the two dollar bill.
Who is Thomas Jefferson?
The Central American country in which Bitcoin is an official currency.
What is El Salvador?