Trust is at the heart of every transaction. It should be treated like gold, cash, or BTC. Whichever is most important to you.

Buying a ticket from an airline?

Nope. You're giving trust that the airline will have a responsible pilot.

Buying a meal from a restaurant?

Nope. You're giving trust that the chef won't drool into your food.

Opening a checking account at a bank?

Nope. You're trusting that they won't mishandle funds.