I think governments area already in the process of collecting taxes from crypto traders and we may see a different approach. If you try to look which coin is closely related to banks like XRP, this is where the government are going to implement their system to tax us. Banks are also working with governments of course which banks are also working with XRP.
government recently declared Bitcoin and other cryptocurrencies illegal tender within its borders which has since seen crypto exchanges all over the country scrambling to create a plan of action.
They did? G20 didn't say that as far as what's been said they consider BTC as asset.