Future of Bitcoin

Are we not being had by the denominator again? A currency acting as a unit of account in balances and contracts shouldn’t have to much influence aside from overhead. If the unit of account gains 10% of value each year, why not just adjust all contracts by this number automatically?

We already do this kind of thing in the opposite case, where the unit of account loses value each year. Think of automatic salary raises, or indexing rent to inflation.