Nothing is impossible, as difficult as any course can be carried out if serious, we all know that Russia and China are the country's largest users of cryptocurrency, and it seemed easy for China and Russia to create a bitcoin.
Easy to create bitcoin? Something like bitcoin has been in the works at least since the eighties and satoshi was the first to be able to solve the puzzle completely, how can a problem be considered easy when it took almost 30 years for someone to solved it for the first time, after satoshi many have created their own cryptos, but if it was not for satoshi we don’t know how long it could have taken.