Current events show that keeping money "under the mattress" is not a good idea for saving money. Inflation of the global dollar currency was 7% in 2021, a record since 1982. Stocks, gold and real estate which have generally more stable and positive dynamics protect against inflation, but do not have high returns. There is a need for new financial instruments. Cryptocurrencies are an alternative...

Current events show that keeping money "under the mattress" is not a good idea for saving money. Inflation of the global dollar currency was 7% in 2021, a record since 1982. Stocks, gold and real estate which have generally more stable and positive dynamics protect against inflation, but do not have high returns. There is a need for new financial instruments. Cryptocurrencies are an alternative...