By Rob Lenihan Elevated inflation and rising debt have investors taking a more conservative approach toward cryptocurrencies. Cryptocurrency prices were mixed Monday as investors continued to assess Russia’s continued invasion of Ukraine. Bitcoin was down nearly 1% to $40,873, while ethereum was up about 2% $2,902 and dogecoin was off slightly to $0.118661, according to CoinGecko. ‘Critical Support’The week started off with the news that Goldman Sachs had become the first major U.S. bank to trade over the counter, trading a bitcoin-linked instrument called a non-deliverable option with crypto …