[slicktux]

You can say the same thing about gold.

[BadBadJellyBean]

At least gold is a physical good that has some use. I don't like gold speculations but bitcoins are literally just bits in a distributed database. But that is not even the problem. Most money is digital. The problem is the acceptance. It's primary use seems to be just trading it back and forth without trading it for goods.

[slicktux]

They are bits that are cryptographically true and unique. It may not be tangible but now we are getting into philosophy of mathematics and whether math is real or not? I believe in math therefore I believe in cryptography.

[bediger4000]

You left out paying ransom, buying illegal guns and drugs, evading taxes, evading sanctions, settling inter-cartel debts, and bribing certain important world leaders