You could have a currency where taxes are already built into the transfer system and the government is funded by those transfers.
Your argument is kind of like saying your paper filling system is as good as a database. With a database your don't have to be physically present like a paper filing system. With block chain you don't need permission to access the database, it is a new thing that enables more things that centralized systems used to control and rent seekers built walls around.
Your argument is kind of like saying your paper filling system is as good as a database. With a database your don't have to be physically present like a paper filing system. With block chain you don't need permission to access the database, it is a new thing that enables more things that centralized systems used to control and rent seekers built walls around.