1. Your first point is incorrect, when a massive amount of gold is found there will be inflation -- but it won't be runaway, prices will quickly come to reflect expected future increases in the monetary supply whereas when the government prints it there is no limit. That is why people advocate tying it to something tangible. To limit their ability to inflate.
2. You can define that you accept taxes in the following currencies; and then when defining contracts you can specify what you will be paid in. The legal judgements would support that.
2. You can define that you accept taxes in the following currencies; and then when defining contracts you can specify what you will be paid in. The legal judgements would support that.