More information = good.
Everything in the world can be labeled buying and selling. Some people ask, "Well if no exchange of money takes place, is it still buying/selling?"
Well, you can barter something. Let's say you trade shoes for a hat. That's bartering.
Let's say you have a good conversation, but no money was exchanged. A good conversation has some value. I mean some people pay $100+ to take a class in college to have some smart conversations. Here's a tip: you can get your smart conversations for free.
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