I believe you'll find that filed under "monetization" - stuff that has value solely because other people assign value to it. Same reason a $100 bill is worth m

I believe you'll find that filed under "monetization" - stuff that has value solely because other people assign value to it. Same reason a $100 bill is worth more than the rag it's printed on, or an ounce of gold is worth far more than its industrial uses would imply.