In Spain people with foreign money can have a good standard of live. The level of english is one of the worst of Europe, nobody older than you will know any word of English and young people will be able to speak some. You will not be able to pay anything directly with bitcóines, only there is la calle bitcoin in Madrid but there are some cajeros bitcoin (arround 7000) https://www.territoriobitcoin.com/mapa-de-cajeros-automaticos-de-bitcoin-en-espana/ . Considerate Catalonia