This is not a business on your part, but a scam, just like the average from the freebitcoin store.
What do you want to prove to someone?
Moreover, you will not be able to make claims to anyone, as well as 100% of the users of this site, since no one paid taxes.
Consider that what you lost is a tax.
But if the tax office finds you and finds out that you did not pay anything from passive income, then you will be fined so much that the lost amount will seem like a pittance compared to what needs to be given to the state.